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Chemistry · Edexcel 4CH1 · Chemistry Paper 1 · regional · June 2024

Edexcel IGCSE Chemistry Chemistry Paper 1 June 2024 examiner report (4CH1/1CR)

2h 110 marks

Examiner report

  1. Q1 - 5 marks - Ionic bonding and ionic compounds, Isotopes and relative atomic mass, Subatomic particles
  2. Q2 - 6 marks - Atmospheric pollutants, Crude oil, hydrocarbons and alkanes, Free-radical substitution, Properties of hydrocarbons, The composition and evolution of the atmosphere
  3. Q3 - 8 marks - Atoms, elements and compounds, Mixtures and separation techniques
  4. Q4 - 6 marks - Group 1: the alkali metals, Identification of ions, The periodic table
  5. Q5 - 7 marks - Chromatography, Mixtures and separation techniques
  6. Q6 - 11 marks - Calorimetry, Enthalpy changes, Properties of hydrocarbons
  7. Q7 - 13 marks - Collision theory and activation energy, Factors affecting the rate of reaction, Reactivity of metals
  8. Q8 - 11 marks - Atmospheric pollutants, Cracking and alkenes, Fractional distillation and petrochemicals
  9. Q9 - 14 marks - Covalent bonding, Ionic bonding and ionic compounds, Properties of ionic compounds, Properties of small molecules
  10. Q10 - 6 marks - Catalysts, Mixtures and separation techniques
  11. Q11 - 12 marks - Atoms, elements and compounds, Covalent bonding, Diamond, graphite, graphene and fullerenes, Moles and amount of substance, Relative formula mass
  12. Q12 - 11 marks - Amounts of substance in equations, Conservation of mass and balanced equations, Empirical formulae, Moles and amount of substance, Oxidation and reduction in terms of electrons