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10.4. The Haber process and the use of NPK fertilisers

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10.2. Life cycle assessment and recycling

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10.1. Using the Earth's resources and obtaining potable water

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9.3. Common atmospheric pollutants and their sources

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9.2. Carbon dioxide and methane as greenhouse gases

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9.1. The composition and evolution of the Earth's atmosphere

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8.3. Identification of ions by chemical and spectroscopic means

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8.1. Purity, formulations and chromatography

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7.3. Synthetic and naturally occurring polymers

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7.1. Carbon compounds as fuels and feedstock

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6.2. Reversible reactions and dynamic equilibrium

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5.1. Exothermic and endothermic reactions

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3.5. Use of amount of substance in relation to volumes of gases

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3.4. Using concentrations of solutions in mol

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3.3. Yield and atom economy of chemical reactions

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3.2. Use of amount of substance in relation to masses of pure substances

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2.4. Bulk and surface properties of matter including nanoparticles

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2.2. How bonding and structure are related to the properties of substances

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2.1. Chemical bonds and types of bonding

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1.1. A simple model of the atom, symbols, relative atomic mass, electronic charge and isotopes