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GCSE Exam GCSE Synergy Chemistry
4.8.2.1 Metal extraction by reduction of oxides
4.8.2.2 Metal extraction by electrolysis
4.8.2.3 Metal extraction by biological methods (HT only)
4.8.2.4 Energy resources
4.8.2.5 Energy conservation and dissipation
4.8.2.6 Preventing unwanted energy transfers
4.8.2.7 Energy efficiency
4.8.2.8 Life cycle assessment
4.8.2.9 Recycling