Edexcel GCSE Combined Science Paper 4: Chemistry 2 Foundation June 2023 examiner report (1SC0/2CF)
Examiner report
- Q1 - 8 marks - Covalent bonding, Subatomic particles
- Q2 - 7 marks - Exothermic and endothermic reactions
- Q3 - 9 marks - Greenhouse gases and climate change, Tests for gases, The composition and evolution of the atmosphere
- Q4 - 12 marks - Covalent bonding, Group 7: the halogens, Ionic bonding and ionic compounds, Metallic bonding, Properties of ionic compounds, The periodic table
- Q5 - 11 marks - Collision theory and activation energy, Factors affecting the rate of reaction, Rate of reaction
- Q6 - 13 marks - Electronic structure, Group 1: the alkali metals, Isotopes and relative atomic mass
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