| Topic | Core ideas | Anchor formula / fact |
| 1. Experimental Chemistry | Apparatus selection, separation methods, paper chromatography, melting/boiling-point purity | Rf=solvent distancesolute distance |
| 2. Particulate Nature of Matter | Kinetic particle theory, diffusion, atomic structure, isotopes (Brownian motion not required) | nuclide notation 612C |
| 3. Chemical Bonding and Structure | Ionic, covalent, metallic; dot-and-cross diagrams; simple molecular vs giant covalent (diamond, graphite); alloys | bonding type → physical properties |
| 4. Chemical Calculations | Equations with state symbols, mole concept, Avogadro constant, empirical and molecular formulae, limiting reactants, percentage yield, percentage purity | n=Mrm,c=Vn |
| 5. Acid-Base Chemistry | Acids/alkalis, Universal Indicator, pH, neutralisation, salt prep, Haber Process (Le Chatelier not required) | H++OH−→H2O |
| 6. Qualitative Analysis | Cation, anion and gas tests | reagent → observation tables (printed in the practical paper) |
| 7. Redox Chemistry | O / H / electron / oxidation-state definitions; KI and KMnO₄ as test reagents; electrolysis with selective discharge; simple cells; H₂ fuel cell | OIL RIG; selective discharge of cations and anions |
| 8. Patterns in the Periodic Table | Periodic trends; Groups 1, 17, 18; transition elements; reactivity series; corrosion + sacrificial protection | reactivity series order (K → Ag) |
| 9. Chemical Energetics | Exothermic (ΔH negative) vs endothermic (ΔH positive); energy profile diagrams; bond breaking endo / making exo | ΔH=∑Ebroken−∑Eformed |
| 10. Rate of Reactions | Effect of concentration, pressure, particle size, temperature, catalyst (incl. enzymes); collision theory + activation energy | rate ↔ collision frequency / activation energy |
| 11. Organic Chemistry | Crude oil + bioethanol; alkanes CnH2n+2; alkenes CnH2n |
| 12. Maintaining Air Quality | Dry-air composition (78% N₂ / 21% O₂); pollutants (CO, CH₄, NOₓ, O₃, SO₂); catalytic converters; CaCO₃ for SO₂ capture; ozone layer; carbon cycle; greenhouse gases | pollutant → source → mitigation |
