Edexcel GCSE Combined Science Paper 4: Chemistry 2 Foundation June 2022 examiner report (1SC0/2CF)
Examiner report
- Q1 - 8 marks - Group 1: the alkali metals, The periodic table
- Q2 - 9 marks - Exothermic and endothermic reactions, Ionic bonding and ionic compounds
- Q3 - 10 marks - Atmospheric pollutants, Crude oil, hydrocarbons and alkanes, Fractional distillation and petrochemicals, Group 7: the halogens, Relative formula mass
- Q4 - 9 marks - Catalysts, Group 7: the halogens
- Q5 - 11 marks - Collision theory and activation energy, Factors affecting the rate of reaction, Rate of reaction
- Q6 - 13 marks - Conservation of mass and balanced equations, Group 0: the noble gases, Group 1: the alkali metals, Tests for gases, The composition and evolution of the atmosphere
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