1 Stoichiometric relationships

2 Atomic structure

3 Periodicity

4 Chemical bonding and  structure

5 Energetics/thermochemistry

6 Chemical kinetics

7 Equilibrium

8 Acids and bases

9 Redox processes

10 Organic chemistry

11 Measurement and data processing
12 Atomic structure (AHL)

13 The periodic table—the transition metals (AHL)

14 Chemical bonding and structure (AHL)

15 Energetics/thermochemistry (AHL)

16 Chemical kinetics (AHL)

17 Equilibrium (AHL)

18 Acids and bases (AHL)

19 Redox processes (AHL)

20 Organic chemistry (AHL)

21 Measurement and analysis (AHL)