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Chemistry · Edexcel 1CH0 · Paper 2 · Higher · June 2023

Edexcel GCSE Chemistry Paper 2 Higher June 2023 examiner report (1CH0/2H)

1h 45m 100 marks

Examiner report

  1. Q1 - 6 marks - Alcohols
  2. Q2 - 9 marks - Collision theory and activation energy, Factors affecting the rate of reaction, Rate of reaction
  3. Q3 - 9 marks - Group 1: the alkali metals, Group 7: the halogens, Isotopes and relative atomic mass, The periodic table
  4. Q4 - 11 marks - Addition polymerisation, Nanoparticles, Polymers
  5. Q5 - 9 marks - Atmospheric pollutants, Covalent bonding, The composition and evolution of the atmosphere
  6. Q6 - 9 marks - Conservation of mass and balanced equations, Group 7: the halogens, Tests for gases
  7. Q7 - 11 marks - Alcohols, Alkenes, Carboxylic acids, Mixtures and separation techniques
  8. Q8 - 11 marks - Bond energy calculations, Chemical bonds, Properties of small molecules, Reaction profiles, Relative formula mass
  9. Q9 - 13 marks - Atmospheric pollutants, Cracking and alkenes, Empirical formulae, Fractional distillation and petrochemicals, Greenhouse gases and climate change, Properties of hydrocarbons
  10. Q10 - 12 marks - Concentration of solutions, Identification of ions