The three states of matter, the kinetic particle theory, changes of state, and diffusion.
Atomic structure, protons/neutrons/electrons, proton and nucleon number, isotopes and electron shells.
Ionic, covalent and metallic bonding, and the properties of giant and simple molecular structures.
Formulae, balancing equations, relative masses, the mole, concentration, and percentage yield and purity.
Electrolysis of molten and aqueous compounds, electrode products, electroplating, cells and hydrogen fuel cells.
Exothermic and endothermic reactions, energy level diagrams, activation energy and bond energy calculations.
Collision theory and the factors affecting reaction rate, with experimental methods and graphs.
Reversible reactions, dynamic equilibrium, Le Chatelier's principle, and the Haber and Contact processes.
Acids and alkalis, the pH scale, neutralisation, preparing salts, titration and tests for ions.
Periods, groups and trends; Group I, Group VII, Group VIII (noble gases), transition elements, and metals vs non-metals.
Properties of metals, the reactivity series, extraction (including the blast furnace), corrosion and alloys.
Air quality and pollutants, the greenhouse effect, water treatment and testing, and fertilisers.
Fuels, homologous series, alkanes, alkenes, alcohols, carboxylic acids, and polymers.
Measurement, separation methods, criteria of purity, and tests for ions and gases.