Edexcel GCSE Combined Science Paper 3: Chemistry 1 Foundation November 2020 examiner report (1SC0/1CF)
Examiner report
- Q1 - 7 marks - Covalent bonding, Reactions of acids, The pH scale and neutralisation
- Q2 - 8 marks - Electronic structure, Isotopes and relative atomic mass, Subatomic particles
- Q3 - 10 marks - Chemical bonds, Metallic bonding, Reactions of acids, The periodic table, The pH scale and neutralisation, The three states of matter
- Q4 - 11 marks - Empirical formulae, Extraction of metals and reduction, Oxidation and reduction in terms of electrons
- Q5 - 11 marks - Concentration of solutions, Electrolysis, Electrolysis of aqueous solutions, Ionic bonding and ionic compounds, Tests for gases
- Q6 - 13 marks - Making soluble salts, Reactions of acids, Relative formula mass, Tests for gases
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