Edexcel GCSE Chemistry Paper 2 Higher June 2022 examiner report (1CH0/2H)
Examiner report
- Q1 - 7 marks - Nanoparticles
- Q2 - 9 marks - Collision theory and activation energy, Factors affecting the rate of reaction, Rate of reaction
- Q3 - 9 marks - Conservation of mass and balanced equations, Group 0: the noble gases, Moles and amount of substance
- Q4 - 11 marks - Concentration of solutions, Identification of ions, Instrumental methods
- Q5 - 9 marks - Crude oil, hydrocarbons and alkanes, Properties of hydrocarbons
- Q6 - 10 marks - Group 7: the halogens, Oxidation and reduction in terms of electrons
- Q7 - 12 marks - Empirical formulae, Greenhouse gases and climate change, The composition and evolution of the atmosphere
- Q8 - 11 marks - Identification of ions
- Q9 - 11 marks - Bond energy calculations, Catalysts
- Q10 - 11 marks - Addition polymerisation, Alcohols, Alkenes, Carboxylic acids
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