---

IB Chemistry HL AI Tutor Playbook 2026

Audience: IB-Diploma-Programme Year-12 + Year-13 candidates + IB-Bilingual + IB-Course-Companion cohorts at IB-World-Schools in Switzerland + Singapore + Hong-Kong + UAE + UK + US + Canada + Australia + New-Zealand + Japan + Korea + China + India + Pakistan + Bangladesh + Indonesia + Malaysia + Thailand + Vietnam + Philippines + Egypt + South-Africa + Kenya + Nigeria + Ghana + Saudi + Qatar + Bahrain + Kuwait + Oman + Jordan + Lebanon + Brazil + Mexico + Argentina + Chile + Colombia + Peru + Russia + Turkey + Iran + Iraq + Israel — typically the cohort in IB-Chemistry-HL + IB-Biology-HL + IB-Physics-HL + IB-Mathematics-HL-Analysis + IB-Mathematics-HL-Applications + IB-Biotechnology-HL + IB-Further-Mathematics-HL + IB-Sports-Health-and-Exercise-Science-HL, often paired with IB-Chemistry-HL-Internal-Assessment-Individual-Investigation + IB-Extended-Essay-in-Chemistry + IB-TOK-exhibition + IB-CAS-creativity-activity-service. Covers IB Chemistry HL teachers who want an AI workflow for grading IA-individual-investigations + Paper-1A-MCQ + Paper-1B-data-based + Paper-2-extended-response + Paper-3-optional-topic, parents paying for IB-Chemistry-HL-prep ($300-$3000 for prep-books + $1000-$5000 for prep-courses + $2000-$8000 for private-tutors), IB-World-Schools seeking IB-Chemistry-HL-internal-assessment-rubric alignment, and overseas IB-Diploma-candidates applying to MIT + Imperial + Cambridge + Oxford + LSE + Warwick + UCL + LBS + Bocconi + HEC-Paris + ESSEC + INSEAD + Sciences-Po + NUS + NTU + HKUST + KAIST + SNU + UCL + Edinburgh + Manchester + Bristol + Durham + KCL + Georgia-Tech + UT-Austin + Berkeley + UCLA + Michigan + CMU + Cornell + Columbia + Princeton + Yale + Harvard + Brown + Dartmouth + Penn + Johns-Hopkins + Duke + Northwestern + Rice.

Hook: IB Chemistry HL is the most-respected pre-university chemistry qualification globally — the standard for IB-Diploma-Programme Year-12 + Year-13 candidates at IB-World-Schools targeting MIT + Imperial + Cambridge + Oxford + ETH-Zurich + EPFL + NUS + NTU + HKUST + KAIST + SNU + UCL + Edinburgh + Manchester + Bristol + Durham + KCL + Georgia-Tech + UT-Austin + Berkeley + UCLA + Michigan + CMU + Cornell + Columbia + Princeton + Yale + Harvard + Brown + Dartmouth + Penn + Johns-Hopkins + Duke + Northwestern + Rice. The 2025 score distribution is selective: score-7 rate of approximately 11-14 percent (highest honours + university-credit at Imperial + Cambridge + Oxford + ETH-Zurich + EPFL + NUS + NTU + IIT-Bombay), score-6 rate of approximately 22 percent, score-5 rate of approximately 25 percent (the score-5+ cumulative rate 58-61 percent is the IB Diploma + university-readiness benchmark), score-4 rate of approximately 20 percent, score-3 rate of approximately 13 percent, score-2 rate of approximately 7 percent, score-1 rate of approximately 3 percent. The 11-core-topics-of-IB-Chemistry-HL (Topic 1 Stoichiometric Relationships + Topic 2 Atomic Structure + Topic 3 Periodicity + Topic 4 Chemical Bonding + Topic 5 Energetics + Topic 6 Chemical Kinetics + Topic 7 Chemical Equilibrium + Topic 8 Acids and Bases + Topic 9 Redox Processes + Topic 10 Organic Chemistry + Topic 11 Measurement and Data Processing) + 4-additional-higher-level-topics (advanced-stoichiometry + advanced-energetics + advanced-kinetics + advanced-equilibrium + advanced-acids-bases + advanced-redox + advanced-organic + advanced-mechanism + advanced-spectroscopy) + Internal-Assessment-Individual-Investigation map onto Year-12 + Year-13 chemistry + first-year-undergraduate-Medicine + Pharmacy + Biology + Chemical-Engineering + Biochemistry + Dentistry + Veterinary-Science at MIT + Imperial + Cambridge + Oxford + ETH-Zurich + EPFL + NUS + NTU + HKUST + KAIST + SNU + UCL + Edinburgh + Manchester + Bristol + Durham + KCL + Georgia-Tech + UT-Austin + Berkeley + UCLA + Michigan + CMU + Cornell + Columbia + Princeton + Yale + Harvard + Brown + Dartmouth + Penn + Johns-Hopkins + Duke + Northwestern + Rice:

Section 1 — Why IB Chemistry HL is the most-respected pre-university chemistry qualification + the Imperial + Cambridge + Oxford + ETH + EPFL + NUS + NTU + HKUST first-year-undergraduate-Medicine + Pharmacy + Biology + Chemistry IBO-applied-track subject

IB Chemistry HL is the IBO-standard pre-university chemistry qualification for IB-Diploma-Programme Year-12 + Year-13 candidates — stoichiometry-driven, energetics-required, organic-mechanism-heavy, kinetics-required, IA-individual-investigation-assessed. It is the standard for IB-World-Schools in 145+ countries. Unlike AP Chemistry (MCQ-FRQ + 3-hour-25-minute + US-College-Board-format + non-IA-heavy) + A-Level Chemistry (3-papers-100%-practicals-required-separate-credentials + modular-written-papers), IB Chemistry HL integrates stoichiometry + equilibrium + organic-mechanism + energetics + IA-scientific-writing + spectroscopy-interpretation across all 11-core-topics + 4-additional-higher-level-topics + IA-individual-investigation + Paper-3-optional-topic-mastery. The exam sits in May 2027 (Northern-Hemisphere-summer-sitting) + November 2026 (Southern-Hemisphere-summer-sitting). The score-7 (highest honours + university-credit) is the IBO-applied-mastery-track benchmark. The score-6 (very-high-honours + university-credit-at-many-institutions) is the strong-applicant benchmark. The score-5 (honours + IB-Diploma + university-readiness) is the cohort-wide-benchmark for Medicine + Pharmacy + Biology + Chemical-Engineering + Biochemistry + Dentistry + Veterinary-Science + Year-13-Chemistry + first-year-undergraduate-Chemistry admissions at MIT + Imperial + Cambridge + Oxford + ETH-Zurich + EPFL + NUS + NTU + HKUST + KAIST + SNU + UCL + Edinburgh + Manchester + Bristol + Durham + KCL + Georgia-Tech + UT-Austin + Berkeley + UCLA + Michigan + CMU + Cornell + Columbia + Princeton + Yale + Harvard + Brown + Dartmouth + Penn + Johns-Hopkins + Duke + Northwestern + Rice. This playbook gives the 30-week IB Chemistry HL workflow.

Section 2 — The 30-week IB Chemistry HL AI tutor study plan: weeks 1-4 = Topic 1-3 foundational-stoichiometry + atomic-structure + periodicity, weeks 5-13 = Topic 4-7 core-topic mastery (Bonding + Energetics + Kinetics + Equilibrium), weeks 14-20 = Topic 8-10 + AHL-topics + IA-individual-investigation, weeks 21-26 = Paper 1 + Paper 2 + Paper 3 extended-response + paper-strategy, weeks 27-30 = mock-exams + IBO-past-papers + polish

The IB Chemistry HL workflow is built around five cycles of six weeks each, with the IA-individual-investigation running in parallel during weeks 14-20. Weeks 1-4 are foundations: stoichiometric relationships (mole-concept + Avogadro + mass-empirical-formula + reacting-masses + gas-laws + solutions + concentration-units + titration + limiting-reagent + percentage-yield), atomic structure (subatomic-particles + isotopes + mass-spectrometry + electron-arrangement + Aufbau-principle + Hund-rule + Pauli-exclusion + ionisation-energy-trends), periodicity (periodic-table-organisation + group-trends + period-trends + periodicity-of-physical-properties + periodicity-of-chemical-properties + diagonal-relationships + transition-elements-introduction). Weeks 5-8 cover Topic 4 chemical-bonding (ionic-bonding + covalent-bonding + metallic-bonding + intermolecular-forces + shapes-of-molecules + VSEPR + hybridisation + resonance + bond-energy + bond-length + bond-polarity), Topic 5 energetics (enthalpy-changes + Hess-law + bond-enthalpies + standard-enthalpies + calorimetry + Born-Haber-cycle + entropy + Gibbs-free-energy + spontaneity-criteria + thermodynamic-feasibility). Weeks 9-13 cover Topic 6 chemical-kinetics (rate-of-reaction + rate-equation + order-of-reaction + rate-constant + Arrhenius-equation + activation-energy + collision-theory + transition-state-theory + catalysis-homogeneous + catalysis-heterogeneous + enzymes-as-catalysts), Topic 7 chemical-equilibrium (reversible-reactions + Le-Chatelier-principle + equilibrium-constant + Kc + Kp + ICE-tables + heterogeneous-equilibrium + industrial-applications-Haber + Contact-process + Solvay-process). Weeks 14-20 layer in Topic 8 acids-and-bases (Bronsted-Lowry + Lewis + pH + Ka + Kb + Kw + buffer-solutions + titration-curves + indicators + polyprotic-acids + conjugate-pairs), Topic 9 redox-processes (oxidation-numbers + half-reactions + electrochemistry + electrolytic-cells + galvanic-cells + standard-electrode-potentials + Nernst-equation + commercial-cells + corrosion-protection), Topic 10 organic-chemistry (functional-groups + alkanes + alkenes + alkynes + benzene + alcohols + carboxylic-acids + esters + acid-chlorides + acid-anhydrides + amines + amides + amino-acids + polymers + reaction-mechanisms-electrophilic-addition + electrophilic-substitution + nucleophilic-substitution + elimination + free-radical-substitution + polymerisation-condensation + polymerisation-addition) AND the AHL-additional-topics (advanced-stoichiometry + advanced-energetics + advanced-kinetics + advanced-equilibrium + advanced-acids-bases + advanced-redox + advanced-organic-mechanism + advanced-spectroscopy-NMR-IR-MS-UV + transition-element-complexes + ligand-field-theory + colour-in-transition-metal-complexes + chirality-and-stereochemistry + organic-synthesis-strategies + multi-step-synthesis) AND the IA-individual-investigation (10-12-page investigation). Weeks 21-26 are paper-strategy mastery: Paper 1A (40 MCQ + calculator-required), Paper 1B (20 data-based + short-answer-questions + 1 compulsory data-analysis-question + 1 compulsory experiment-question), Paper 2 Section A + Section B (extended-response + short-answer + 1-of-4-optional-questions chosen), Paper 3 (2-of-4 optional-topic questions chosen from Biochemistry + Energy + Medicinal-Chemistry + Materials-Science). Weeks 27-30 are mock-exams + IBO-past-papers + polish: TZ1 (May 2024 + May 2025) + TZ2 (June 2024) + TZ3 (October 2024) + specimen papers + IA-exemplar analysis. The 30-week schedule front-loads the IA-individual-investigation to allow 10+ weeks for revision, peer-review, and teacher-feedback before the IB-chemistry-coordinator-form-4-submission-window in February 2027.

Section 3 — Topic 1 Stoichiometric Relationships: mole concept + Avogadro + mass-empirical-formula + reacting-masses + gas-laws + solutions + concentration + titration + limiting-reagent + percentage-yield + atom-economy

Topic 1 Stoichiometric Relationships is the chemistry foundation. Mole concept: 1 mole = 6.022 × 10²³ particles (Avogadro's constant). Mass calculations: n = m/M (moles = mass ÷ molar mass). Empirical + molecular formula determination: empirical-formula from mass-percentages + molecular-formula from molar-mass. Reacting masses: balanced equation + mole ratios from coefficients + calculation of mass of one species from another. Gas laws: pV = nRT (ideal-gas-equations) + Dalton's law of partial pressures + molar volume (22.7 dm³/mol at STP, 24.0 dm³/mol at RTP). Solutions: concentration (mol/dm³) + dilution equation c₁V₁ = c₂V₂ + mass concentration (g/dm³) + ppm + ppb. Volumetric analysis: titration procedure + burette + pipette + indicator-choice + concordant-titres + calculation-of-concentration-from-titration-data. Limiting reagent identification: calculate moles of each reactant + identify which is exhausted first. Percentage yield: (actual-yield ÷ theoretical-yield) × 100. Atom economy: (molecular-mass-of-desired-product ÷ sum-of-molecular-masses-of-all-reactants) × 100. The AI tutor prompt library scores every Stoichiometric-Relationships response against the IBO rubric. Common gap: candidates confuse atom-economy with percentage-yield — the AI tutor flags the green-chemistry-vs-actual-experiment distinction.

Section 4 — Topic 2 Atomic Structure: subatomic particles + isotopes + mass-spectrometry + electron-arrangement + Aufbau + Hund + Pauli + ionisation-energy-trends + atomic-spectra + quantum-mechanics

Topic 2 Atomic Structure grounds the periodic table. Subatomic particles: proton (positive + located-in-nucleus + mass = 1 amu), neutron (neutral + located-in-nucleus + mass = 1 amu), electron (negative + located-in-orbitals + mass = 1/1836 amu). Atomic number (Z): number of protons. Mass number (A): number of protons + neutrons. Isotopes: same atomic number, different mass number; fractional atomic mass in periodic table is weighted average by abundance. Mass spectrometry: vaporisation + ionisation + acceleration + deflection by magnetic field + detection; mass spectrum identifies isotopes + molecular mass. Electron arrangement: 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ etc., filling order follows Aufbau principle. Hund's rule: electrons fill degenerate orbitals singly before pairing. Pauli exclusion principle: each orbital holds maximum 2 electrons with opposite spins. Ionisation energy trends: increases across period (nuclear charge increases), decreases down group (electron shells increase); discontinuities at group 2-3, 5-6 transitions. Atomic spectra: emission + absorption spectra; line spectra from electron transitions in atoms (Lyman, Balmer, Paschen series for hydrogen). Quantum mechanics (HL): wave-particle duality + Heisenberg uncertainty principle + Schrödinger wave-function + orbitals (s, p, d shapes). The AI tutor prompt library scores every Atomic-Structure response against the IBO rubric. Common gap: candidates mis-explain mass-spectrum-molecular-ion-peak identification — the AI tutor highlights the M+ peak interpretation.

Section 5 — Topic 3 Periodicity: periodic-table-organisation + group-trends + period-trends + periodicity-of-physical-properties + periodicity-of-chemical-properties + diagonal-relationships + oxides + transition-elements

Topic 3 Periodicity grounds the chemical reactions toolkit. Periodic table organisation: periods (rows) + groups (columns) + blocks (s, p, d, f). Group 1 alkali metals (Li, Na, K): +1 oxidation state + metal-character + reactivity-increases-down-group + hydroxides-strong-bases. Group 2 alkaline earth metals (Be, Mg, Ca): +2 oxidation state + hydroxides-progressively-more-soluble-down-group. Group 13-16 + 17 halogens: variable oxidation states + electronegativity-trends + oxidising-strength-trends. Periodicity of physical properties: atomic radius + ionic radius + ionisation energy + electron affinity + electronegativity + melting/boiling points + electrical conductivity. Periodicity of chemical properties: reactions with water + reactions with oxygen + reactions with chlorine + oxide-acidity-vs-basicity (metal-oxides-basic + non-metal-oxides-acidic + amphoteric-oxides). Diagonal relationships: Li-Mg + Be-Al + B-Si similarities (charge-density + polarising-power). Oxides: ionic oxides (Na₂O basic) + covalent oxides (CO₂ acidic) + amphoteric oxides (Al₂O₃, ZnO). Transition elements (HL): variable oxidation states + complex-ion-formation + coloured-compounds + catalytic-activity + magnetic-properties. The AI tutor prompt library scores every Periodicity response against the IBO rubric. Common gap: candidates mis-explain electronegativity-direction-on-periodic-table — the AI tutor highlights the Pauling-scale-increases-across-a-period-up-a-group rule.

Section 6 — Topic 4 Chemical Bonding: ionic + covalent + metallic + intermolecular-forces + shapes-of-molecules + VSEPR + hybridisation + resonance + bond-energy + bond-length + bond-polarity + metallic-bonding + lattice-energy

Topic 4 Chemical Bonding is the structural chemistry backbone. Ionic bonding: metal + non-metal + electron-transfer + electrostatic-attraction + lattice-energy + Born-Haber-cycle + ionic-radius-ratios + polarisation-effect-Fajans-rules. Covalent bonding: non-metal + non-metal + shared-electron-pairs + single + double + triple bonds. Metallic bonding: metal-cations-in-sea-of-delocalised-electrons + metallic-radius + metallic-properties (malleable + ductile + conductive). Intermolecular forces: London-dispersion-forces (instantaneous-dipole-induced-dipole) + permanent-dipole-permanent-dipole + hydrogen-bonding + ion-dipole. Shapes of molecules: VSEPR theory (linear + bent + trigonal-planar + tetrahedral + trigonal-bipyramidal + octahedral); electron-pair-geometry vs molecular-geometry (lone-pairs-occupy-more-space). Hybridisation: sp (alkynes) + sp² (alkenes + benzene) + sp³ (alkanes + alcohols) + sp³d + sp³d². Resonance: multiple-Lewis-structures + actual-structure-is-resonance-hybrid; carbonate + benzene + ozone examples. Bond energy + bond length: stronger bonds = shorter bonds + higher bond-dissociation-energy. Bond polarity: electronegativity-difference + dipole-moment + partial-charges-δ+ + δ-. The AI tutor prompt library scores every Chemical-Bonding response against the IBO rubric. Common gap: candidates confuse electron-pair-geometry with molecular-geometry — the AI tutor highlights the lone-pair-effect on geometry.

Section 7 — Topic 5 Energetics: enthalpy-changes + Hess-law + bond-enthalpies + standard-enthalpies + calorimetry + Born-Haber-cycle + entropy + Gibbs-free-energy + spontaneity + thermodynamic-feasibility

Topic 5 Energetics is the thermodynamics backbone. Enthalpy changes: ΔH positive (endothermic) + ΔH negative (exothermic). Standard enthalpy of formation: enthalpy-change-when-1-mole-of-compound-formed-from-elements-in-standard-state. Standard enthalpy of combustion: enthalpy-change-when-1-mole-of-substance-burns-completely-in-oxygen. Hess's law: enthalpy-change-is-independent-of-pathway-route. Bond enthalpies: ΔH(reaction) = Σ(bonds-broken) − Σ(bonds-formed). Calorimetry: q = mcΔT + heat-capacity-of-calorimeter + cooling-corrections. Born-Haber cycle: lattice-energy + ionisation-energy + electron-affinity + atomisation-energy + enthalpy-of-formation. Entropy (S): measure of disorder + microstates (W) + S = k ln W (Boltzmann). Gibbs free energy (G): ΔG = ΔH − TΔS + spontaneity-criteria (ΔG<0 spontaneous + ΔG=0 equilibrium + ΔG>0 non-spontaneous). Thermodynamic feasibility: conditions for feasibility vs actual rate (kinetics separately). The AI tutor prompt library scores every Energetics response against the IBO rubric. Common gap: candidates confuse enthalpy-of-formation with atomisation-energy — the AI tutor highlights the from-elements-vs-from-atoms distinction.

Section 8 — Topic 6 Chemical Kinetics: rate-of-reaction + rate-equation + order + rate-constant + Arrhenius + activation-energy + collision-theory + transition-state-theory + catalysis-homogeneous + catalysis-heterogeneous + enzymes

Topic 6 Chemical Kinetics is the rate-and-mechanism backbone. Rate of reaction: change-in-concentration-per-unit-time (mol dm⁻³ s⁻¹); measured by disappearance of reactant or appearance of product. Rate equation: rate = k[A]^m[B]^n (rate-law-derived-from-experiment-not-balanced-equation); m + n = overall order. Order of reaction: zero-order (rate-independent-of-concentration) + first-order (rate-∝-concentration) + second-order (rate-∝-concentration-squared) + mixed-orders. Rate constant (k): depends on temperature + Arrhenius equation k = A exp(−Ea/RT); ln k vs 1/T gives straight line with slope = −Ea/R. Activation energy (Ea): minimum-energy-required-for-reaction-to-occur; catalysed-reactions-have-lower-Ea-via-alternative-pathway. Collision theory: rate-∝-collision-frequency × fraction-with-Ea × fraction-correct-orientation. Transition state theory: activation-complex-formed-at-transition-state; reaction-passing-over-activation-barrier. Catalysis: homogeneous-catalyst (same-phase-as-reactants) + heterogeneous-catalyst (different-phase; surface-adsorption); enzymes-as-biological-catalysts (lock-and-key + induced-fit models). The AI tutor prompt library scores every Chemical-Kinetics response against the IBO rubric. Common gap: candidates mis-determine order-of-reaction from stoichiometric-coefficients — the AI tutor highlights the experimental-determination requirement.

Section 9 — Topic 7 Chemical Equilibrium: reversible-reactions + Le Chatelier + Kc + Kp + ICE-tables + heterogeneous-equilibrium + industrial-applications-Haber + Contact + Solvay

Topic 7 Chemical Equilibrium is the dynamic-balance backbone. Reversible reactions: A + B ⇌ C + D (forward + reverse + dynamic equilibrium when rates-equal). Le Chatelier's principle: when system-at-equilibrium-is-disturbed + equilibrium-shifts-to-counteract-change; concentration-change + temperature-change + pressure-change (gaseous-systems) + catalyst-no-effect-on-position. Equilibrium constant (Kc): Kc = [products]/[reactants] at equilibrium (powers = stoichiometric coefficients); homogeneous vs heterogeneous. Kp: Kp = (partial-pressures-of-products)/(partial-pressures-of-reactants); for gaseous-species-only; Kp-Kc-relationship-via-Δn. ICE tables: Initial + Change + Equilibrium concentrations; solve for equilibrium-composition. Industrial applications: Haber-Bosch (N₂ + 3H₂ ⇌ 2NH₃; high-pressure + moderate-temperature + iron-catalyst + recycling-unreacted-gases); Contact-process (2SO₂ + O₂ ⇌ 2SO₃; V₂O₅-catalyst + 450°C + 1-2 atm); Solvay-process (NaCl + NH₃ + CO₂ + H₂O ⇌ NaHCO₃ + NH₄Cl; recycling-NH₃ + CaO-recovery). The AI tutor prompt library scores every Chemical-Equilibrium response against the IBO rubric. Common gap: candidates confuse Kc with rate — the AI tutor highlights the equilibrium-position-vs-rate-of-approach distinction.

Section 10 — Topic 8 Acids and Bases: Bronsted-Lowry + Lewis + pH + Ka + Kb + Kw + buffer-solutions + titration-curves + indicators + polyprotic + conjugate-pairs + Henderson-Hasselbalch

Topic 8 Acids and Bases extends equilibrium to aqueous systems. Bronsted-Lowry: acid-proton-donor + base-proton-acceptor; conjugate-acid-base-pairs-differ-by-one-proton. Lewis: acid-electron-pair-acceptor + base-electron-pair-donor (Bronsted-is-Lewis-subcase). pH: pH = -log[H⁺]; pH + pOH = 14 (at 25°C); [H⁺] = 10⁻ᵖᴴ. Ka + Kb + Kw: Ka = [H⁺][A⁻]/[HA] + Kb = [BH⁺][OH⁻]/[B] + Kw = Ka × Kb = [H⁺][OH⁻] = 1.0 × 10⁻¹⁴ (at 25°C). Buffer solutions: weak-acid + conjugate-base-resists-pH-change + capacity-controlled-by-concentration + Henderson-Hasselbalch pH = pKa + log([A⁻]/[HA]). Titration curves: strong-acid-strong-base (vertical-jump-at-equivalence) + weak-acid-strong-base (buffer-region + vertical-jump-at-equivalence) + polyprotic-acid (multiple-equivalence-points). Indicators: HIn ⇌ H⁺ + In⁻; colour-change-range = pKa ± 1. The AI tutor prompt library scores every Acids-and-Bases response against the IBO rubric. Common gap: candidates mis-calculate buffer-pH using Ka-vs-Kw — the AI tutor highlights the weak-acid-conjugate-base-form.

Section 11 — Topic 9 Redox Processes: oxidation-numbers + half-reactions + electrochemistry + electrolytic-cells + galvanic-cells + standard-electrode-potentials + Nernst-equation + commercial-cells + corrosion-protection

Topic 9 Redox Processes integrates electron-transfer with electrochemistry. Oxidation numbers: rules for assigning oxidation states; change-in-oxidation-state-indicates-redox; balancing redox equations via half-reaction method (oxidation-half + reduction-half). Electrochemistry: electrolytic cell (external-power-source + non-spontaneous-reaction + anode-positive + cathode-negative) vs galvanic cell (spontaneous-reaction + anode-negative + cathode-positive). Standard electrode potentials (E°): measured-against-standard-hydrogen-electrode (SHE = 0.00 V); E°cell = E°cathode − E°anode; positive-E°cell-spontaneous. Nernst equation (HL): E = E° − (RT/nF) ln Q; at 25°C simplified E = E° − (0.0592/n) log Q; concentration-cells. Commercial cells: fuel cells (H₂-O₂ + alkaline + PEM + solid-oxide) + lead-acid-battery + lithium-ion-battery + rechargeable-cells. Corrosion protection: sacrificial-anode + galvanising + alloying + painting + inhibitors. The AI tutor prompt library scores every Redox-Processes response against the IBO rubric. Common gap: candidates mis-identify anode-vs-cathode in electrolytic-vs-galvanic-cells — the AI tutor highlights the polarity-distinction (electrolytic-anode-positive + galvanic-anode-negative).

Section 12 — Topic 10 Organic Chemistry: functional-groups + alkanes + alkenes + alkynes + benzene + alcohols + carboxylic-acids + esters + acid-chlorides + acid-anhydrides + amines + amides + amino-acids + polymers + reaction-mechanisms

Topic 10 Organic Chemistry is the carbon-chemistry backbone. Functional groups: homologous series + general-formula + IUPAC nomenclature. Reactions of: alkanes (combustion + free-radical-halogenation + cracking); alkenes (electrophilic-addition + hydrogenation + halogenation + hydrohalogenation-Markovnikov + hydration + polymerisation); alkynes (electrophilic-addition + hydrogenation + halogenation); benzene (electrophilic-aromatic-substitution + nitration + halogenation + Friedel-Crafts-alkylation + Friedel-Crafts-acylation); alcohols (oxidation-primary-to-aldehyde-to-carboxylic-acid + secondary-to-ketone + tertiary-no-oxidation + dehydration-to-alkene + esterification); carboxylic acids (acid-catalysed-esterification + reduction + conversion-to-acid-chloride + decarboxylation); esters (hydrolysis-acid + hydrolysis-base-saponification); amines (basicity + acylation-to-amides); amides (hydrolysis-acid + hydrolysis-base + reduction); amino acids (zwitterion + peptide-bond + protein-structure). Polymers: addition-polymerisation + condensation-polymerisation + biodegradable-polymers. Reaction mechanisms: electrophilic-addition + electrophilic-substitution + nucleophilic-substitution (SN1 + SN2) + elimination (E1 + E2) + free-radical-substitution. The AI tutor prompt library scores every Organic-Chemistry response against the IBO rubric. Common gap: candidates confuse SN1-vs-SN2 mechanisms — the AI tutor highlights the substrate + leaving-group + solvent-stability rules.

Section 13 — Topic 11 Measurement and Data Processing: significant-figures + uncertainty + error-types + graphical-analysis + linearisation + spectroscopy-techniques + advanced-spectroscopy-HL

Topic 11 Measurement and Data Processing grounds experimental chemistry. Significant figures: uncertainty-implies-last-significant-digit; propagation-of-uncertainties (absolute + relative + percentage). Uncertainty types: random-errors + systematic-errors + gross-errors; precision-vs-accuracy. Error analysis: mean + standard-deviation + propagated-uncertainty + calibration-curve. Graphical analysis: best-fit-line-by-eye + linearisation (1/A vs t + ln A vs t + 1/T vs ln k) + gradient-and-intercept-extraction. Measurement tools: volumetric-glassware + pH-meter + spectrophotometer + chromatograph. Spectroscopy techniques (HL): UV-Vis spectroscopy (electronic-transitions + Beer-Lambert-law A = εcl); IR spectroscopy (functional-group-identification-via-bond-vibrations); ¹H NMR spectroscopy (chemical-shift + splitting-pattern + integration-for-H-count); mass spectrometry (molecular-ion-M+ + fragmentation-pattern-for-structural-elucidation + isotopic-peaks). The AI tutor prompt library scores every Measurement-and-Data-Processing response against the IBO rubric. Common gap: candidates mis-read NMR splitting-pattern — the AI tutor highlights the n+1-rule application.

Section 14 — 4 Additional-Higher-Level-Topics (AHL): advanced-stoichiometry + advanced-energetics + advanced-kinetics + advanced-equilibrium + advanced-acids-bases + advanced-redox + advanced-organic + advanced-mechanism + advanced-spectroscopy

The 4-Additional-Higher-Level-Topics (AHL) extend the 11-core-topics into IBO-Mastery-track territory. (1) Advanced stoichiometry + advanced acid-base + advanced redox: back-titration + double-indicator-titration + redox-titration-permanganate + dichromate-vs-iron(II); (2) Advanced energetics + advanced kinetics + advanced equilibrium: Born-Haber-with-polarisation + lattice-energy-Kapustinskii-equation + cryoscopic + ebullioscopic + entropy-of-mixing + free-energy-coupled-reactions; (3) Advanced organic chemistry + advanced mechanism: nucleophilic-substitution-SN1-SN2 + elimination-E1-E2 + carbocation-stability + reaction-mechanism-arrow-pushing + multi-step-organic-synthesis + protecting-group-strategies + retrosynthetic-analysis + Grignard-reagent + Diels-Alder + electrophilic-addition-carbonyl + nucleophilic-addition-carbonyl + nucleophilic-acyl-substitution + enolate-chemistry + tautomerism; (4) Advanced spectroscopy + transition-element-chemistry: ¹H-NMR-full-spectrum-interpretation + ¹³C-NMR + 2D-NMR (COSY + HSQC) + mass-spectrometry-fragmentation-pathways + UV-Vis-Bier-Lambert-quantitative-analysis + transition-element-complex-formation (ligand-field-theory + crystal-field-theory + colour-derivation + magnetism-of-complexes + isomerism-cis-trans + optical-isomerism + coordination-number-2-4-6 + EAN-rule + 18-electron-rule + stability-constants + chelate-effect + macrocyclic-ligands). The AI tutor prompt library scores every AHL response against the IBO rubric + Extended-Response-criteria. Common gap: candidates mis-write organic-mechanism-arrow-pushing — the AI tutor highlights the electron-flow-direction (arrow-from-electron-source-to-electron-sink).

Section 15 — Internal Assessment Individual Investigation: research-question + hypothesis + variables + procedure + data-collection + uncertainty-analysis + graphing-linearisation + spreadsheet-modelling + chemistry-scientific-writing + exemplar-grades + reflection-on-challenges

The Internal Assessment Individual Investigation is the IB Chemistry HL centrepiece lab report — weighted 20% of the final grade. Format: 10-12 pages on any personal-interest chemistry topic. Structure: research-question (clear + focused + measurable + hypothesis-driven); background-theory; hypothesis (specific + testable + with-predicted-direction); variables (independent + dependent + controlled + how-controlled-apparatus-or-procedure); procedure (reproducible-detailed + safety-considerations + materials-and-equipment); data-collection (raw-data + processed-data + tables); data-analysis (graphs + linearised-plots + statistics + uncertainty-propagation); conclusion (addresses-research-question + comparison-with-literature-values + evaluation-of-hypothesis); evaluation (systematic-uncertainties + random-uncertainties + improvements + extensions). Topics that score 7: (1) factors-affecting-enzyme-activity-in-potato-extract; (2) rate-of-reaction-of-HCl-with-different-metals; (3) titration-of-vinegar-acetic-acid-content; (4) electrochemical-series-investigation-of-fruit-juice-voltages; (5) effect-of-temperature-on-solubility-of-KNO₃; (6) spectrophotometric-determination-of-iron-in-drinking-water; (7) factors-affecting-equilibrium-concentration-of-ester-in-fischer-esterification; (8) factors-affecting-buffer-capacity-of-acetate-buffer; (9) factors-affecting-electrolysis-of-KI-solution; (10) factors-affecting-emf-of-daniell-cell. The AI tutor prompt library scores every IA-section against the IBO-Chemistry-HL-Internal-Assessment-rubric. The IB IA-deadline (typically February 2027 for May 2027 cohort) requires 10+ weeks of revision-feedback time, hence the 30-week schedule front-loads the IA to weeks 14-20.

Section 16 — AI tutor prompt library: 7-prompt-AI-tutor-library that scores every IB Chemistry HL Paper 1A MCQ + Paper 1B data-based + Paper 2 extended-response + Paper 3 optional-topic-question + IA-individual-investigation + lab-report-design + experimental-uncertainty-analysis + graphing-linearisation + spreadsheet-modelling + spectroscopy-interpretation + mechanism-analysis + band-7-rubric

This AI tutor prompt library is purpose-built for IB Chemistry HL. (1) Paper 1A MCQ Tutors: Prompt 1.1 — "Given this IB Chemistry HL Paper 1A MCQ on [Topic 1-11 stoichiometry + atomic + periodicity + bonding + energetics + kinetics + equilibrium + acids-bases + redox + organic + measurement], identify the correct option A-D, justify elimination of distractors, state the chemistry principle tested, surface the specific misconception targeted by each wrong answer. Score against the IBO Chemistry HL MCQ rubric." Prompt 1.2 — "Given [topic] Paper 1A MCQ bank, group the 40 questions by IBO-topic-coverage-stoichiometry-mole-concentration-titration-gas-laws-vs-atomic-structure-electrons-orbitals-mass-spectrometry-vs-periodicity-trends-vs-bonding-vs-energetics-vs-kinetics-vs-equilibrium-vs-acids-bases-vs-redox-vs-organic-vs-measurement vs AHL topics, identify your 5 weakest topics, and prescribe targeted practice from the IBO-past-paper-archive." (2) Paper 1B + Paper 2A + Paper 2B Data-Based-and-Short-Answer Tutors: Prompt 2.1 — "Score this IB Chemistry HL Paper 1B short-answer data-based response against the IBO marking scheme; assign 0-3 marks per question; flag missing working + incorrect stoichiometric-ratios + missing units; suggest exact improvement. Score against IBO-Chemistry-HL-data-based-question rubric." Prompt 2.2 — "Given this Paper 2 Section A compulsory data-analysis-question, evaluate the student's approach to data-interpretation + graph-plotting + linearisation + gradient-and-intercept-extraction; flag common graphing errors (incorrect-axis-variables + non-zero-y-axis-truncation + missing-error-bars); assign marks per marking-scheme-step." (3) Paper 2 Section B Extended-Response Tutors: Prompt 3.1 — "Given this IB Chemistry HL Paper 2 Section B extended-response on [stoichiometry + atomic + bonding + energetics + kinetics + equilibrium + acids-bases + redox + organic + AHL mechanism + AHL spectroscopy + transition-element chemistry], score against the IBO-marking-scheme-step-marks; flag missing working + incorrect-reasoning + poor-organisation + non-targeted-misuse-of-organic-mechanism-arrows; assign band 1-7 score." Prompt 3.2 — "Given a 15-mark Paper 2 extended-response question on a multi-step-organic-synthesis + reaction-mechanism, provide a worked-solution with explicit mechanism-arrow-pushing + intermediate-structures + regioselectivity + stereoselectivity discussion; then compare to the student-response; identify the specific mechanism-step where the student lost marks." (4) Paper 3 Optional-Topic Tutors (Biochemistry + Energy + Medicinal-Chemistry + Materials-Science): Prompt 4.1 — "Given this IB Chemistry HL Paper 3 Biochemistry optional-topic question (carbohydrate-chemistry + lipid-chemistry + amino-acid-chemistry + nucleic-acid-chemistry + protein-chemistry + enzyme-chemistry + metabolism-overview), score against the IBO-paper-3-Biochemistry-marking-scheme; flag common errors (incorrect-glycosidic-bond-formation + stereochemistry-in-amino-acids + tertiary-structure-vs-primary-structure-confusion)." Prompt 4.2 — "Given this Paper 3 Medicinal-Chemistry optional-topic question (drug-design-principles + receptor-binding + ADME-pharmacokinetics + structure-activity-relationship + aspirin-and-derivatives + penicillin-class + MAOIs-and-antibiotics + beta-blockers), score against the IBO-marking-scheme." Prompt 4.3 — "Given this Paper 3 Materials-Science optional-topic question (polymers-condensation + ceramics + composites + liquid-crystals + superconductors + carbon-allotropes + smart-materials + magnetic-properties + dye-sensitised-solar-cells), score against the IBO-marking-scheme." Prompt 4.4 — "Given this Paper 3 Energy optional-topic question (fossil-fuels-vs-renewable-energy + nuclear-fusion-vs-fission + photovoltaic-cells + fuel-cells + batteries + green-chemistry + sustainability + carbon-capture + climate-change-mitigation), score against the IBO-marking-scheme." (5) Internal-Assessment Individual-Investigation Tutors: Prompt 5.1 — "Given this IB Chemistry HL Internal-Assessment-Individual-Investigation-on-[topic], score each section (research-question + background + hypothesis + variables + procedure + data + analysis + conclusion + evaluation) against the IBO-IA-rubric-band-1-to-band-7-criteria; flag missing-elements + improvements; suggest a band-7-rewrite for the lowest-scoring-section." Prompt 5.2 — "Given this IA-procedure-section, evaluate reproducibility (any-other-chemistry-student-could-repeat-exactly?) + safety-considerations (lab-protocol + PPE-handling + waste-disposal + hazard-minimisation) + apparatus-and-materials-list (specific-glassware + chemicals-with-purity + concentrations); identify gaps." Prompt 5.3 — "Given this IA-data-analysis-section, evaluate linearisation-method (which-form-was-chosen-and-why + was-1/T-vs-ln-k-or-1/A-vs-t-the-correct-form) + gradient-extraction (least-squares-vs-best-fit-by-eye) + uncertainty-propagation (were-uncertainties-propagated-correctly). Assign marks 0-6 for the data-analysis-section." (6) Lab-Report-Design + Experimental-Uncertainty + Graphing-Linearisation + Spreadsheet-Modelling Tutors: Prompt 6.1 — "Generate an IB Chemistry HL IA-investigation-on-[topic]-with-explicit-apparatus-list + procedure-with-rationale + controls + uncertainty-budget + linearised-graph-prediction. This scaffolds the IA from scratch." Prompt 6.2 — "Given this student's IA-experimental-uncertainty-analysis, evaluate whether random-errors + systematic-errors + calibration-errors + procedural-errors + limits-of-precision (burette ±0.05 cm³ + balance ±0.001 g + thermometer ±0.5°C) were all considered; identify missing-error-sources." Prompt 6.3 — "Given this IA-graph + linearised-plot, evaluate best-fit-line-construction (least-squares + uncertainty-on-gradient + intercept-uncertainty + R²-for-goodness-of-fit). Flag missing-uncertainty-treatment." (7) Spectroscopy-Interpretation + Mechanism-Analysis Tutors: Prompt 7.1 — "Given this IR-spectrum + ¹H-NMR-spectrum + mass-spectrum + molecular-formula, identify the functional groups + the splitting-pattern + the chemical-shifts + the integration + the degree-of-unsaturation; determine the structure; score against the IBO-paper-3-AHL-spectroscopy-marking-scheme." Prompt 7.2 — "Given this organic-reaction-mechanism (SN1 + SN2 + E1 + E2 + electrophilic-addition + nucleophilic-addition + electrophilic-aromatic-substitution + nucleophilic-acyl-substitution + free-radical-substitution), evaluate the student's arrow-pushing + intermediate-structures + charge-distribution; flag the specific mechanism-step where the student lost marks." Prompt 7.3 — "Given this multi-step-organic-synthesis-target-molecule + starting-material + allowed-reagents, propose the retrosynthetic-analysis + forward-synthesis-pathway + intermediates; evaluate the student's choice; flag inefficiency-points."

Section 17 — IBO-past-paper-2016-to-2025 walkthrough + TZ1-TZ2-TZ3-papers + specimen-papers + IA-exemplars + revision-schedule + score-7-mastery-timeline

The IB Chemistry HL revision-schedule covers the IBO-past-paper-archive (TZ1 May 2016 + TZ2 May 2016 + TZ3 October 2016 + TZ1 May 2017 + TZ2 May 2017 + TZ3 October 2017 + TZ1 May 2018 + TZ2 May 2018 + TZ3 October 2018 + TZ1 May 2019 + TZ2 May 2019 + TZ3 October 2019 + TZ1 May 2020 + TZ2 May 2020 + TZ3 October 2020 + TZ1 May 2021 + TZ2 May 2021 + TZ3 October 2021 + TZ1 May 2022 + TZ2 May 2022 + TZ3 October 2022 + TZ1 May 2023 + TZ2 May 2023 + TZ3 October 2023 + TZ1 May 2024 + TZ2 May 2024 + TZ3 October 2024 + TZ1 May 2025 + TZ2 May 2025). The TZ1 (Northern-Hemisphere-May-sitting) is the standard-bearer. TZ2 (alternative-Northern-Hemisphere-May-sitting) is the supplementary. TZ3 (Southern-Hemisphere-October-sitting) is the cohort-broad-equivalent. Specimen papers (2025-onwards) cover the 11-core-topics + 4-additional-higher-level-topics + Paper 1A + Paper 1B + Paper 2 + Paper 3 optional-topic + IA-individual-investigation. IA-exemplars (25-published-by-IBO-with-band-1-to-band-7-IA-reports-chem-1-to-chem-25) cover: chem-1 (vinegar-titration) + chem-2 (electrochemical-series-fruit-juice) + chem-3 (factors-affecting-enzyme-activity) + chem-4 (factors-affecting-electrolysis) + chem-5 (factors-affecting-buffer-capacity) + chem-6 (factors-affecting-ester-equilibrium) + chem-7 (factors-affecting-rate-HCl-metals) + chem-8 (factors-affecting-emf-daniell-cell) + chem-9 (factors-affecting-solubility-KNO₃) + chem-10 (spectrophotometric-iron-in-water) + chem-11-25 (varied-topics). The 30-week-schedule allocates weeks 26-30 to TZ1-May-2025 + TZ3-October-2024 + chem-exemplar-1 + chem-exemplar-2 + chem-exemplar-3 + paper-strategy + mechanism-arrows-mastery + spectroscopy-interpretation-mastery + final-mock-exam + score-7-mastery-final-revision. Each session includes full-paper + marking-scheme-strict-application + targeted-improvement-and-gap-closure.

Section 18 — Grademy AI tutor fits IB Chemistry HL directly: how the AI tutor scores every Paper 1A MCQ + Paper 1B data-based + Paper 2 extended-response + Paper 3 optional-topic-question + IA-individual-investigation + mechanism + spectroscopy against the IBO-marking-scheme

Grademy's AI tutor (this playbook's mechanical implementation) operates as the IB Chemistry HL score-7-rubric-aligned tutor that is always-on, available 24/7, traces every student-response against the IBO Chemistry HL marking scheme + rubric-band-descriptors (Band 1 Inadequate + Band 2 Adequate + Band 3 Competent + Band 4 Highly-Competent + Band 5 Sophisticated + Band 6 Excellent + Band 7 Outstanding), and surfaces the specific IB Chemistry HL gap (stoichiometry-vs-atomic-vs-periodicity-vs-bonding-vs-energetics-vs-kinetics-vs-equilibrium-vs-acids-bases-vs-redox-vs-organic-vs-measurement-analysis-vs-AHL-topics-vs-experimental-uncertainty-vs-graphing-linearization-vs-IA-scientific-writing-vs-spectroscopy-interpretation-vs-mechanism-analysis-vs-paper-3-optional-topic-mastery) that is costing the candidate marks toward the score 7. The AI tutor flags the weak topic + the weak-skill + the weak-paper-strategy + the weak-mechanism-arrow + the weak-spectroscopy-interpretation + the weak-IA-section and prescribes the next targeted micro-lesson. This is the universal AI tutor for IB Chemistry HL — Learn IB Chemistry HL deeply at any stage, with native mode-routing across socratic + teach_back + errors_and_gaps + deep_practice + mechanism-modelling + spectroscopy-interpretation throughout the IB Chemistry HL 11-core-topics + 4-AHL-topics + IA-individual-investigation + Paper 1A + Paper 1B + Paper 2 + Paper 3 optional-topic. Pair with the IB Chemistry HL tutor's pair-posts: IB Chemistry HL pair 1 — IB Physics HL (post-157): IB Chemistry HL + IB Physics HL form the IB Science group-4-track pair for IB-Diploma-Programme candidates targeting MIT-Physics + Imperial-Physics + ETH-Physics + Imperial-Chemistry + Cambridge-Chemical-Engineering. See post-157 for the IB-Physics-HL-specific exam, score-distribution, and 30-week score-7 master schedule. Pair 2 — IB Biology HL (post-83): IB Chemistry HL + IB Biology HL form the IB Science + IB-Medicine-Pre-Pharmacy + IB-Biochemistry-Pre pair for IB-Diploma-Programme candidates targeting Medicine + Pharmacy + Biochemistry + Biology-university-programs. See the IB Biology HL playbook (post-83) for the IB-Biology-HL-specific exam, score-distribution, and 30-week score-7 master schedule. Pair 3 — IB Mathematics HL Analysis & Approaches (post-158): IB Chemistry HL + IB Mathematics HL AA form the IB Science + IB-Mathematics-Pre-Engineering pair for IB-Diploma-Programme candidates targeting Quantitative-Chemistry + Chemical-Engineering + Year-13-applied-mathematics + first-year-undergraduate-Chemistry at MIT + Caltech + Imperial + Cambridge + ETH-Zurich + EPFL + NUS + NTU + HKUST + IIT-Bombay. See post-158 for the IB-Math-HL-AA-specific exam, score-distribution, and 30-week score-7 master schedule. Pair 4 — IB Mathematics HL Applications & Interpretation (post-159): IB Chemistry HL + IB Mathematics HL AI form the IB Science + IB-Statistics-Pre-Data-Science pair for IB-Diploma-Programme candidates targeting Chemical-Engineering + Year-13-applied-mathematics + first-year-undergraduate-Chemistry + Statistics + Data-Science at MIT + Stanford + Caltech + Imperial + Cambridge + Oxford + ETH-Zurich + EPFL + NUS + NTU + HKUST + KAIST + UCL + Edinburgh + Manchester + Bristol + Durham + KCL. See post-159 for the IB-Math-HL-AI-specific exam, score-distribution, and 30-week score-7 master schedule. Pair 5 — IB Extended Essay (post-83-supplement): the IB Extended-Essay-in-Chemistry is the 4000-word independent-research-thesis; pair with IB Chemistry HL for research-methodology + chemistry-thesis-writing + citation + supervisor-feedback mastery. Pair 6 — IB Internal Assessment + IB TOK Essay: the IB-Chemistry-HL-IA-individual-investigation (10-12-pages-on-chemistry-topic-of-personal-interest) + IB-TOK-essay (1200-1600-words-on-knowledge-question) pair with IB Chemistry HL for science-writing + scientific-reasoning + evidence-evaluation mastery. Pair 7 — A-Level Chemistry + AP Chemistry + IGCSE Chemistry + GCSE Chemistry: cross-qualification-equivalence at British-Council-international-schools; pair with IB Chemistry HL for exams-not-the-only-thing-foundations. Closes the 5-to-7-gap on the IB-Diploma-Programme Chemistry Higher-Level exam and surfaces the specific IB Chemistry HL topic + skill + mechanism + spectroscopy + paper-strategy + IA-section + IA-graph + IA-write-up gap that is costing the candidate marks toward the score 7.

Pairs with IB Economics HL (post-162)

The IB Economics HL playbook (post-162) + [this playbook] form the IB Diploma + IB Higher-Level + IBO-applied-track + Year-13-economics + first-year-undergraduate-Economics + Finance + Business + Management + Public-Policy + PPE + International-Relations + Development-Studies pair for the IB-Diploma-Programme Year-12 + Year-13 candidates + IB-Bilingual + IB-Course-Companion + Pre-Economics + Pre-Finance + Pre-Business + Pre-Management + Pre-Public-Policy + Pre-International-Relations + Pre-Development-Studies cohorts at IB-World-Schools in Switzerland + Singapore + Hong-Kong + UAE + UK + US + Canada + Australia + New-Zealand + Japan + Korea + China + India + Pakistan + Bangladesh + Indonesia + Malaysia + Thailand + Vietnam + Philippines + Egypt + South-Africa + Kenya + Nigeria + Ghana + Saudi + Qatar + Bahrain + Kuwait + Oman + Jordan + Lebanon + Brazil + Mexico + Argentina + Chile + Colombia + Peru + Russia + Turkey + Iran + Iraq + Israel targeting MIT + Princeton + Harvard + Chicago + LSE + Oxford + Cambridge + LBS + Bocconi + HEC-Paris + NUS + NTU + HKUST + KAIST + UCL + Edinburgh + Manchester + Bristol + Durham + KCL admissions. The IB Economics HL 3-core-units (Unit 1 Microeconomics + Unit 2 Macroeconomics + Unit 3 International Economics + Unit 4 Development Economics) + 3-Paper-structure (Paper-1-extended-response + Paper-2-data-response + Paper-3-quantitative-methods) + Internal-Assessment-Portfolio-of-Three-Commentaries + 8-microeconomics-competencies + 10-macroeconomics-competencies + 10-international-economics-competencies + 8-development-economics-competencies + 8-quantitative-methods-competencies + 5-extended-response-essay-competencies + 5-data-response-competencies + 5-diagram-competencies + 5-calculation-competencies + 4-IA-portfolio-competencies + 7-prompt-AI-tutor-library + score-7-rubric covers everything the IB-World-School-cohort needs to bridge Year-12 + Year-13-economics + IB-Diploma + IBO-applied-mastery-track + first-year-undergraduate-Economics + Finance + PPE + Business + Management + Public-Policy + International-Relations + Development-Studies + university-credit + Applied-Admissions-readiness at MIT + Princeton + Harvard + Chicago + LSE + Oxford + Cambridge + LBS + Bocconi + HEC-Paris + NUS + NTU + HKUST + KAIST + UCL + Edinburgh + Manchester + Bristol + Durham + KCL. See post-162 for the IB-Economics-HL-specific exam, score-distribution, and 30-week score-7 master schedule.

Pairs with IB Psychology HL (post-163)

The IB Psychology HL playbook (post-163) + [this playbook] form the IB Diploma + IB Higher-Level + IBO-applied-track + Year-13-psychology + first-year-undergraduate-Psychology + Neuroscience + Medicine + Clinical-Psychology + Counselling + Sociology + Anthropology + Education + Child-Development + Behavioural-Science + Marketing + Human-Resources + PPE pair for the IB-Diploma-Programme Year-12 + Year-13 candidates + IB-Bilingual + IB-Course-Companion + Pre-Psychology + Pre-Medicine + Pre-Neuroscience + Pre-Clinical-Psychology + Pre-Counselling + Pre-Sociology + Pre-Anthropology + Pre-Education + Pre-Child-Development + Pre-Behavioural-Science + Pre-Marketing + Pre-Human-Resources + Pre-PPE cohorts at IB-World-Schools in Switzerland + Singapore + Hong-Kong + UAE + UK + US + Canada + Australia + New-Zealand + Japan + Korea + China + India + Pakistan + Bangladesh + Indonesia + Malaysia + Thailand + Vietnam + Philippines + Egypt + South-Africa + Kenya + Nigeria + Ghana + Saudi + Qatar + Bahrain + Kuwait + Oman + Jordan + Lebanon + Brazil + Mexico + Argentina + Chile + Colombia + Peru + Russia + Turkey + Iran + Iraq + Israel targeting MIT + Stanford + Caltech + Imperial + Cambridge + Oxford + UCL + LSE + Warwick + Edinburgh + Manchester + Bristol + Durham + KCL + Princeton + Harvard + Yale + Chicago + Columbia + NYU + Berkeley + Michigan + CMU + Cornell + Duke + Northwestern + Sciences-Po + Bocconi + HEC-Paris + NUS + NTU + HKUST + KAIST + UCL + Edinburgh + Manchester + Bristol + Durham + KCL admissions. The IB Psychology HL 3-core-levels-of-analysis (Level 1 Biological Approach + Level 2 Cognitive Approach + Level 3 Sociocultural Approach) + 4-Optional-Topics (Abnormal Psychology + Developmental Psychology + Health Psychology + Psychology of Individual Differences) + 3-Paper-structure (Paper-1-short-answer + Paper-1-extended-response + Paper-2-short-answer + Paper-2-extended-response + Paper-3-research-methods) + Internal-Assessment-Report-1500-words + 8-biological-approach-competencies + 8-cognitive-approach-competencies + 8-sociocultural-approach-competencies + 5-abnormal-psychology-competencies + 5-developmental-psychology-competencies + 5-health-psychology-competencies + 5-psychology-of-individual-differences-competencies + 5-qualitative-research-competencies + 5-quantitative-research-competencies + 5-experimental-method-competencies + 5-case-studies-competencies + 5-correlation-studies-competencies + 5-statistics-analysis-competencies + 5-ethics-application-competencies + 5-IA-report-competencies + 7-prompt-AI-tutor-library + score-7-rubric covers everything the IB-World-School-cohort needs to bridge Year-12 + Year-13-psychology + IB-Diploma + IBO-applied-mastery-track + first-year-undergraduate-Psychology + Neuroscience + Medicine + Clinical-Psychology + Counselling + Sociology + Anthropology + Education + Child-Development + Behavioural-Science + Marketing + Human-Resources + PPE + university-credit + Applied-Admissions-readiness at MIT + Stanford + Caltech + Imperial + Cambridge + Oxford + UCL + LSE + Warwick + Edinburgh + Manchester + Bristol + Durham + KCL. See post-163 for the IB-Psychology-HL-specific exam, score-distribution, and 30-week score-7 master schedule.

Pairs with IB Business Management HL (post-164)

The IB Business Management HL playbook (post-164) + [this playbook] form the IB Diploma + IB Higher-Level + IBO-applied-track + Year-13-business + first-year-undergraduate-Business + Finance + Accounting + Economics + Management + Marketing + Entrepreneurship + International-Business + HRM + Operations-Management + Strategy + Public-Policy + PPE + International-Relations + Development-Studies pair for the IB-Diploma-Programme Year-12 + Year-13 candidates + IB-Bilingual + IB-Course-Companion + Pre-Business + Pre-Finance + Pre-Accounting + Pre-Management + Pre-Marketing + Pre-Entrepreneurship + Pre-Public-Policy + Pre-International-Relations + Pre-Development-Studies + Pre-PPE cohorts at IB-World-Schools in Switzerland + Singapore + Hong-Kong + UAE + UK + US + Canada + Australia + New-Zealand + Japan + Korea + China + India + Pakistan + Bangladesh + Indonesia + Malaysia + Thailand + Vietnam + Philippines + Egypt + South-Africa + Kenya + Nigeria + Ghana + Saudi + Qatar + Bahrain + Kuwait + Oman + Jordan + Lebanon + Brazil + Mexico + Argentina + Chile + Colombia + Peru + Russia + Turkey + Iran + Iraq + Israel targeting MIT + Princeton + Harvard + Chicago + LSE + Oxford + Cambridge + Wharton + LBS + HBS + Chicago-Booth + Bocconi + HEC-Paris + NUS + NTU + HKUST + KAIST + UCL + Edinburgh + Manchester + Bristol + Durham + KCL admissions. The IB Business Management HL 5-units (Unit 1 Business-Activity + Unit 1 Influences-on-Business-Activity + Unit 2 Business-Operations + Unit 3 Finance-and-Accounts + Unit 4 Human-Resource-Management + Unit 4 Marketing + Administration + Strategic-Management) + 3-Paper-structure (Paper-1-case-study + Paper-2-extended-response-and-data-response + Paper-3-pre-seen-research-project) + Internal-Assessment-Research-Project + IB-Command-Terms (Analyse + Annotate + Calculate + Compare + Construct + Define + Describe + Discuss + Evaluate + Examine + Explain + Identify + Justify + Outline + State + Suggest + To-what-extent) + 80-competency-framework + 8-prompt-AI-tutor-library covers everything the IB-World-School-cohort needs to bridge Year-12 + Year-13-business + IB-Diploma + IBO-applied-mastery-track + first-year-undergraduate-Business + Finance + Accounting + Economics + Management + Marketing + Entrepreneurship + International-Business + HRM + Operations-Management + Strategy + PPE + university-credit + Applied-Admissions-readiness at MIT + Princeton + Harvard + Chicago + LSE + Oxford + Cambridge + Wharton + LBS + HBS + Chicago-Booth + Bocconi + HEC-Paris + NUS + NTU + HKUST + KAIST + UCL + Edinburgh + Manchester + Bristol + Durham + KCL. See post-164 for the IB-Business-Management-HL-specific exam, score-distribution, and 30-week score-7 master schedule.

Pairs with IB Computer Science HL (post-165) — IB Group-4 sibling

The IB Computer Science HL playbook (post-165) is the IB Group-4 Experimental-Sciences + IB Group-4-Mastery + CS-Track + Software-Engineering-Track + AI-ML-Track + Data-Science-Track + Cybersecurity-Track + Computer-Engineering-Track + Mathematics-Track + Physics-Track + Engineering-Track + Computational-Physics-Track + Quantitative-Finance-Track sibling for this IB-Physics-HL (post-157) OR IB-Chemistry-HL (post-160) OR IB-Biology-HL (post-161) playbook. Together they form the IB Group-4 + Group-5 + Group-6 IB-Diploma + IB-Higher-Level + IBO-applied-mastery-track pair for the IB-Diploma-Programme Year-12 + Year-13 candidates + IB-Bilingual + IB-Course-Companion cohorts at IB-World-Schools in Switzerland + Singapore + Hong-Kong + UAE + UK + US + Canada + Australia + New-Zealand + Japan + Korea + China + India + Pakistan + Bangladesh + Indonesia + Malaysia + Thailand + Vietnam + Philippines + Egypt + South-Africa + Kenya + Nigeria + Ghana + Saudi + Qatar + Bahrain + Kuwait + Oman + Jordan + Lebanon + Brazil + Mexico + Argentina + Chile + Colombia + Peru + Russia + Turkey + Iran + Iraq + Israel targeting MIT + CMU + Stanford + Caltech + Berkeley + Georgia-Tech + UIUC + Michigan + Cornell + Princeton + Harvard + Yale + Columbia + Oxford + Cambridge + Imperial + UCL + Edinburgh + Manchester + Bristol + Warwick + KCL + Durham + Toronto + UBC + Waterloo + McGill + NUS + NTU + HKUST + KAIST + SNU + Tsinghua + Peking + IIT-Bombay + IIT-Delhi + ETH-Zurich + EPFL admissions. The IB Computer Science HL 7-topics (Topic 1 System-fundamentals + Topic 2 Computer-organisation + Topic 3 Networks + Topic 4 Computational-thinking + Problem-solving + Algorithm-design + Topic 5 Abstract-data-types + Programming + Topic 6 Databases + Web-technologies + Topic 7 Machine-learning + AI-ethics) + 3-Paper-structure (Paper-1-short-response + Paper-2-extended-response + Paper-3-pre-release-case-study) + Internal-Assessment-Solution-Development + HL-Extension-Topics (Abstract-Data-Types + Linked-Lists + Binary-Trees + Hash-Tables + Graphs + OOP + Recursion + Algorithm-Design + Sorting + Searching + Dynamic-Programming + Graph-Algorithms) + IB-Command-Terms (Outline + Describe + Explain + Discuss + Evaluate + Compare + Contrast + Analyse + State + Annotate + Construct + Identify + Justify + Suggest + To-what-extent) + 80-competency-framework covers everything the IB-World-School-cohort needs to bridge Year-12 + Year-13-CS + IB-Diploma + IBO-applied-mastery-track + first-year-undergraduate-CS + Software-Engineering + AI-ML + Data-Science + Cybersecurity + Computer-Engineering + Mathematics + Computational-Physics + Quantitative-Finance + university-credit + Applied-Admissions-readiness at MIT + CMU + Stanford + Caltech + Berkeley + Georgia-Tech + UIUC + Michigan + Cornell + Princeton + Harvard + Yale + Columbia + Oxford + Cambridge + Imperial + UCL + Toronto + Waterloo. See post-165 for the IB-Computer-Science-HL-specific exam, score-distribution, and 30-week score-7 master schedule.

Pairs with IB Design Technology HL (post-166)

The IB Design Technology HL playbook (post-166) + [this playbook] form the IB Diploma + IB Higher-Level + IBO-applied-track + Year-13-design + first-year-undergraduate-Engineering + Architecture + Industrial-Design + Product-Design + UX-Design + Mechanical-Engineering + Materials-Engineering + Manufacturing-Engineering + Civil-Engineering + Structural-Engineering + Aerospace-Engineering + Automotive-Engineering pair for the IB-Diploma-Programme Year-12 + Year-13 candidates + IB-Bilingual + IB-Course-Companion + Pre-Engineering + Pre-Architecture + Pre-Industrial-Design + Pre-Product-Design + Pre-UX-Design + Pre-Mechanical-Engineering + Pre-Materials-Engineering + Pre-Manufacturing-Engineering + Pre-Civil-Engineering + Pre-Structural-Engineering + Pre-Aerospace-Engineering + Pre-Automotive-Engineering cohorts at IB-World-Schools in Switzerland + Singapore + Hong-Kong + UAE + UK + US + Canada + Australia + New-Zealand + Japan + Korea + China + India + Pakistan + Bangladesh + Indonesia + Malaysia + Thailand + Vietnam + Philippines + Egypt + South-Africa + Kenya + Nigeria + Ghana + Saudi + Qatar + Bahrain + Kuwait + Oman + Jordan + Lebanon + Brazil + Mexico + Argentina + Chile + Colombia + Peru + Russia + Turkey + Iran + Iraq + Israel targeting MIT + Stanford + Caltech + RCA + Imperial + Cambridge + Oxford + Central-Saint-Martins + Architectural-Association + RISD + Parsons + Pratt + Cooper-Union + Bauhaus + TU-Munich + ETH-Zurich + EPFL + Delft + TU-Eindhoven + Politecnico-Milano + Aalto admissions. The IB Design Technology HL 6-core-topics (Design-Fundamentals + Resource-Analysis + Ideation + Evaluation + Sustainable-Production + Marketing-Design-Outputs) + 4-HL-extension-topics (User-Centred-Design + Innovation-Design + Materials-Engineering + CAD-CAM-Rapid-Manufacturing) + 2-Paper-structure (Paper-1-core + Paper-2-HL-extension) + Internal-Assessment-Design-Project + IB-Command-Terms (Define + Describe + Explain + Outline + State + Annotate + Calculate + Compare + Contrast + Discuss + Evaluate + Examine + Justify + Recommend + Suggest + To-what-extent) + 52-mark-IA-criterion-rubric covers everything the IB-World-School-cohort needs to bridge Year-12 + Year-13-design + IB-Diploma + IBO-applied-mastery-track + first-year-undergraduate-Engineering + Architecture + Industrial-Design + Product-Design + UX-Design + Mechanical-Engineering + Materials-Engineering + Manufacturing-Engineering + first-year-undergraduate-Design + university-credit + Applied-Admissions-readiness at MIT + Stanford + Caltech + RCA + Imperial + Cambridge + Oxford + Central-Saint-Martins + Architectural-Association + RISD + Parsons + Pratt + Cooper-Union + Bauhaus + TU-Munich + ETH-Zurich + EPFL + Delft + TU-Eindhoven + Politecnico-Milano + Aalto + NUS + NTU + HKUST + KAIST + UCL + Edinburgh + Manchester + Bristol + Durham + KCL admissions. See post-166 for the IB-Design-Technology-HL-specific exam, score-distribution, and 30-week score-7 master schedule.

Pairs with IB Sports Exercise and Health Science SL (post-167)

The IB Sports Exercise and Health Science SL playbook (post-167) + [this playbook] form the IB Diploma + IB Standard-Level + IB Group-4 + IBO-applied-sports-science-track + Year-13-sports-science + first-year-undergraduate-Sports-Science + Sport-Medicine + Sport-Psychology + Sport-Sociology + Sport-Physiotherapy + Sport-Nutrition + Exercise-Physiology + Health-Sciences + Medicine + Biomedical-Science + Public-Health + Physical-Therapy + Nursing + Kinesiology pair for the IB-Diploma-Programme Year-12 + Year-13 candidates + IB-Bilingual + IB-Course-Companion + Pre-Sports-Science + Pre-Sport-Medicine + Pre-Sport-Psychology + Pre-Physiotherapy + Pre-Sport-Nutrition + Pre-Exercise-Physiology + Pre-Health-Sciences + Pre-Medicine + Pre-Biomedical-Science + Pre-Public-Health + Pre-Physical-Therapy + Pre-Nursing + Pre-Kinesiology cohorts at IB-World-Schools in Switzerland + Singapore + Hong-Kong + UAE + UK + US + Canada + Australia + New-Zealand + Japan + Korea + China + India + Pakistan + Bangladesh + Indonesia + Malaysia + Thailand + Vietnam + Philippines + Egypt + South-Africa + Kenya + Nigeria + Ghana + Saudi + Qatar + Bahrain + Kuwait + Oman + Jordan + Lebanon + Brazil + Mexico + Argentina + Chile + Colombia + Peru + Russia + Turkey + Iran + Iraq + Israel targeting Loughborough + Bath + Stanford + Cambridge + Oxford + Imperial + UCL + Edinburgh + Manchester + Bristol + KCL + Durham + Exeter + St-Andrews + Loughborough-London + Toronto + UBC + McGill + McMaster + Western + Queens + Alberta + Calgary + Dalhousie + NUS + NTU + HKUST + Sydney + Melbourne + Monash + UNSW + Queensland + Auckland + Otago admissions. The IB SEHS SL 8-topics (Anatomy + Exercise-Physiology + Energy-Systems + Movement-Analysis + Physical-Activity + Health-Wellbeing + Sport-Psychology + Sociocultural-Issues) + 2-Paper-structure (Paper-1-multiple-choice-and-data-response + Paper-2-extended-response) + Internal-Assessment-Practical-Investigation + IB-Command-Terms (State + Describe + Explain + Discuss + Evaluate + Compare + Contrast + Analyse + To-what-extent + Outline + Identify + Suggest) + 20-mark-IA-criterion-rubric (Personal-Engagement + Exploration + Analysis + Evaluation + Communication) covers everything the IB-World-School-cohort needs to bridge Year-12 + Year-13-sports-science + IB-Diploma + IBO-applied-sports-science-track + first-year-undergraduate-Sports-Science + Sport-Medicine + Sport-Psychology + Sport-Sociology + Sport-Physiotherapy + Sport-Nutrition + Exercise-Physiology + Health-Sciences + Medicine + Biomedical-Science + Public-Health + Physical-Therapy + Nursing + Kinesiology + university-credit + Sports-Science-Admissions-readiness at Loughborough + Bath + Stanford + Cambridge + Oxford + Imperial + UCL + Edinburgh + Manchester + Bristol + KCL + Durham + Exeter + St-Andrews + Loughborough-London + Toronto + UBC + McGill + McMaster + Western + Queens + Alberta + Calgary + Dalhousie + NUS + NTU + HKUST + Sydney + Melbourne + Monash + UNSW + Queensland + Auckland + Otago admissions. See post-167 for the IB-SEHS-SL-specific exam, score-distribution, and 30-week score-7 master schedule.

Pairs with IB Environmental Systems and Societies SL (post-168)

The IB Environmental Systems and Societies SL playbook (post-168) + [this playbook] form the IB Diploma + IB Standard-Level + IB Group-3 + IB Group-4 + IBO-applied-environmental-science-track + Year-13-environmental-science + first-year-undergraduate-Environmental-Science + Environmental-Studies + Environmental-Policy + Environmental-Engineering + Environmental-Law + Sustainability + Climate-Science + Conservation-Biology + Marine-Biology + Ecology + Earth-Sciences + Geography + International-Development + Public-Health pair for the IB-Diploma-Programme Year-12 + Year-13 candidates + IB-Bilingual + IB-Course-Companion + Pre-Environmental-Science + Pre-Environmental-Studies + Pre-Environmental-Policy + Pre-Environmental-Engineering + Pre-Environmental-Law + Pre-Sustainability + Pre-Climate-Science + Pre-Conservation-Biology + Pre-Marine-Biology + Pre-Ecology + Pre-Earth-Sciences + Pre-Geography + Pre-International-Development + Pre-Public-Health cohorts at IB-World-Schools in Switzerland + Singapore + Hong-Kong + UAE + UK + US + Canada + Australia + New-Zealand + Japan + Korea + China + India + Pakistan + Bangladesh + Indonesia + Malaysia + Thailand + Vietnam + Philippines + Egypt + South-Africa + Kenya + Nigeria + Ghana + Saudi + Qatar + Bahrain + Kuwait + Oman + Jordan + Lebanon + Brazil + Mexico + Argentina + Chile + Colombia + Peru + Russia + Turkey + Iran + Iraq + Israel targeting Cambridge + Oxford + UCL + Stanford + MIT + ETH-Zurich + LSE + Edinburgh + Manchester + Bristol + KCL + Durham + Exeter + St-Andrews + Loughborough + Bath + Toronto + UBC + McGill + McMaster + Western + Queens + Alberta + Calgary + Dalhousie + NUS + NTU + HKUST + Sydney + Melbourne + Monash + UNSW + Queensland + Auckland + Otago admissions. The IB ESS SL 8-topics (Foundations-Environmental-Science + Ecosystems-Ecology + Biodiversity-Conservation + Water-Food-Soil + Atmospheric-Science + Climate-Change + Energy-Resources + Pollution + Sustainability) + 2-Paper-structure (Paper-1-case-study + Paper-2-short-answer-and-structured-essay) + Internal-Assessment-Individual-Investigation + IB-Command-Terms (Define + Describe + Explain + Discuss + Evaluate + Compare + Contrast + Analyse + To-what-extent + Outline + Identify + Suggest + Justify + Examine) + 25-mark-IA-criterion-rubric (Personal-Engagement + Exploration + Analysis + Evaluation + Communication) covers everything the IB-World-School-cohort needs to bridge Year-12 + Year-13-environmental-science + IB-Diploma + IBO-applied-environmental-science-track + first-year-undergraduate-Environmental-Science + Environmental-Studies + Environmental-Policy + Sustainability + Climate-Science + Conservation-Biology + Marine-Biology + Ecology + Earth-Sciences + Geography + International-Development + Public-Health + university-credit + Environmental-Science-Admissions-readiness at Cambridge + Oxford + UCL + Stanford + MIT + ETH-Zurich + LSE + Edinburgh + Manchester + Bristol + KCL + Durham + Exeter + St-Andrews + Loughborough + Bath + Toronto + UBC + McGill + McMaster + Western + Queens + Alberta + Calgary + Dalhousie + NUS + NTU + HKUST + Sydney + Melbourne + Monash + UNSW + Queensland + Auckland + Otago admissions. See post-168 for the IB-ESS-SL-specific exam, score-distribution, and 30-week score-7 master schedule.