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Combined Science · Edexcel 1SC0 · Paper 3: Chemistry 1 · Foundation · June 2022

Edexcel GCSE Combined Science Paper 3: Chemistry 1 Foundation June 2022 examiner report (1SC0/1CF)

1h 10m 60 marks

Examiner report

  1. Q1 - 6 marks - The three states of matter
  2. Q2 - 9 marks - Mixtures and separation techniques, Potable water, Pure substances
  3. Q3 - 10 marks - Empirical formulae, Subatomic particles, The periodic table
  4. Q4 - 11 marks - Concentration of solutions, Diamond, graphite, graphene and fullerenes, Electrolysis, Electrolysis of aqueous solutions, Making soluble salts
  5. Q5 - 11 marks - The pH scale and neutralisation
  6. Q6 - 13 marks - Ionic bonding and ionic compounds, Metallic bonding, Properties of ionic compounds, Reactions of acids, Relative formula mass, Tests for gases