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Chemistry · Edexcel 4CH1 · Chemistry Paper 2 · June 2019

Edexcel IGCSE Chemistry Chemistry Paper 2 June 2019 examiner report (4CH1/2C)

1h 15m 70 marks

Examiner report

  1. Q1 - 6 marks - Isotopes and relative atomic mass, Subatomic particles
  2. Q2 - 9 marks - Group 7: the halogens, Isotopes and relative atomic mass
  3. Q3 - 9 marks - Properties of small molecules, The three states of matter
  4. Q4 - 7 marks - Alloys as useful materials, Metallic bonding, Properties of metals and alloys
  5. Q5 - 10 marks - Bond energy calculations, Reaction profiles
  6. Q6 - 14 marks - Carboxylic acids, Conservation of mass and balanced equations, Oxidation of alcohols, Producing ethanol, Properties of hydrocarbons
  7. Q7 - 8 marks - Atmospheric pollutants, Conservation of mass and balanced equations, Dynamic equilibrium, The effect of changing conditions on equilibrium
  8. Q8 - 7 marks - Concentration of solutions, Volumes of gases