0620/42 21 marks
May/June 2026 · Question 5
6.3 Reversible reactions and equilibrium, 5.1 Exothermic and endothermic reactions, 2.5 Simple molecules and covalent bonds 6.3 Reversible reactions and equilibrium 5.1 Exothermic and endothermic reactions 2.5 Simple molecules and covalent bonds
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0620/42 19 marks
Feb/Mar 2026 · Question 4
6.3 Reversible reactions and equilibrium, 5.1 Exothermic and endothermic reactions, 2.5 Simple molecules and covalent bonds 6.3 Reversible reactions and equilibrium 5.1 Exothermic and endothermic reactions 2.5 Simple molecules and covalent bonds
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0620/41 16 marks
Oct/Nov 2025 · Question 4
5.1 Exothermic and endothermic reactions, 6.3 Reversible reactions and equilibrium, 6.2 Rate of reaction 5.1 Exothermic and endothermic reactions 6.3 Reversible reactions and equilibrium 6.2 Rate of reaction
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0620/43 17 marks
Oct/Nov 2025 · Question 4
6.3 Reversible reactions and equilibrium, 5.1 Exothermic and endothermic reactions, 2.5 Simple molecules and covalent bonds, 3.3 The mole and the Avogadro constant 6.3 Reversible reactions and equilibrium 5.1 Exothermic and endothermic reactions 2.5 Simple molecules and covalent bonds 3.3 The mole and the Avogadro constant
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0620/41 12 marks
May/June 2025 · Question 6
8.3 Group VII properties, 5.1 Exothermic and endothermic reactions, 8.2 Group I properties 8.3 Group VII properties 5.1 Exothermic and endothermic reactions 8.2 Group I properties
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0620/43 15 marks
May/June 2025 · Question 6
8.2 Group I properties, 8.3 Group VII properties, 8.4 Transition elements, 5.1 Exothermic and endothermic reactions 8.2 Group I properties 8.3 Group VII properties 8.4 Transition elements 5.1 Exothermic and endothermic reactions
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0620/42 14 marks
Feb/Mar 2025 · Question 4
6.3 Reversible reactions and equilibrium, 5.1 Exothermic and endothermic reactions, 2.5 Simple molecules and covalent bonds 6.3 Reversible reactions and equilibrium 5.1 Exothermic and endothermic reactions 2.5 Simple molecules and covalent bonds
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0620/42 15 marks
May/June 2024 · Question 3
6.3 Reversible reactions and equilibrium, 5.1 Exothermic and endothermic reactions, 3.3 The mole and the Avogadro constant 6.3 Reversible reactions and equilibrium 5.1 Exothermic and endothermic reactions 3.3 The mole and the Avogadro constant
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0620/42 16 marks
Oct/Nov 2023 · Question 5
6.3 Reversible reactions and equilibrium, 5.1 Exothermic and endothermic reactions, 6.2 Rate of reaction 6.3 Reversible reactions and equilibrium 5.1 Exothermic and endothermic reactions 6.2 Rate of reaction
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0620/42 18 marks
Feb/Mar 2023 · Question 3
6.3 Reversible reactions and equilibrium, 5.1 Exothermic and endothermic reactions, 6.2 Rate of reaction, 10.2 Fertilisers, 3.2 Relative masses of atoms and molecules 6.3 Reversible reactions and equilibrium 5.1 Exothermic and endothermic reactions 6.2 Rate of reaction 10.2 Fertilisers 3.2 Relative masses of atoms and molecules
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