AQA GCSE Trilogy Chemistry Paper 2 Higher June 2022 examiner report (8464/C/2H)
Examiner report
- Q1 - 10 marks - Chromatography
- Q2 - 10 marks - Potable water, Waste water treatment
- Q3 - 12 marks - Collision theory and activation energy, Rate of reaction
- Q4 - 12 marks - Cracking and alkenes, Crude oil, hydrocarbons and alkanes, Life cycle assessment
- Q5 - 16 marks - Alternative methods of extracting metals, The composition and evolution of the atmosphere
- Q6 - 10 marks - Catalysts, Dynamic equilibrium, The effect of changing conditions on equilibrium
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