How to use this series; How to use this resource; Introduction; 1 States of matter; 2 Atomic structure; 3 Chemical bonding; Past paper practice 1; 4 Chemical formulae and equations; 5 Chemical calculations; 6 Electrochemistry; Past paper practice 2; 7 Chemical energetics; 8 Rates of reaction; 9 Reversible reactions and equilibrium; 10 Redox reactions; Past paper practice 3; 11 Acids and bases; 12 Preparation of salts; 13 The Periodic Table; Past paper practice 4; 14 Metallic elements and alloys; 15 Reactivity of metals; 16 Extraction and corrosion of metals; 17 Chemistry of our environment; Past paper practice 5; 18 Introduction to organic chemistry; 19 Reactions of organic compounds; 20 Petrochemicals and polymers; 21 Experimental design and separation techniques; 22 Chemical analysis; Past paper practice 6; Practical guidance(online only).