Edexcel GCSE Combined Science Paper 4: Chemistry 2 Higher June 2025 mark scheme 1SC0/2CH
Practise the past exam questions by topic
Catalysts7 Qs
Collision theory & activation energy15 Qs
Concentration of solutions16 Qs
Factors affecting the rate of reaction18 Qs
Covalent bonding16 Qs
Empirical formulae19 Qs
Properties of hydrocarbons14 Qs
Group 1: the alkali metals16 Qs
Ionic bonding & ionic compounds28 Qs
Moles & amount of substance16 Qs
Exothermic & endothermic reactions12 Qs
Group 0: the noble gases9 Qs
Properties of small molecules15 Qs
Reaction profiles8 Qs
Atmospheric pollutants11 Qs
Crude oil, hydrocarbons & alkanes12 Qs
Diamond, graphite, graphene & fullerenes7 Qs
Greenhouse gases & climate change17 Qs
Bond energy calculations6 Qs
Group 7: the halogens23 Qs
Subatomic particles14 Qs
+17 more
6 questions
- Q1 - 9 marks - Catalysts, Collision theory and activation energy, Concentration of solutions, Factors affecting the rate of reaction
- Q2 - 7 marks - Covalent bonding, Empirical formulae, Properties of hydrocarbons
- Q3 - 10 marks - Group 1: the alkali metals, Ionic bonding and ionic compounds, Moles and amount of substance
- Q4 - 9 marks - Exothermic and endothermic reactions, Group 0: the noble gases, Properties of small molecules, Reaction profiles
- Q5 - 13 marks - Atmospheric pollutants, Crude oil, hydrocarbons and alkanes, Diamond, graphite, graphene and fullerenes, Greenhouse gases and climate change, Moles and amount of substance
- Q6 - 12 marks - Bond energy calculations, Factors affecting the rate of reaction, Group 7: the halogens, Subatomic particles
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