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TOPIC 5

Chemical energetics

Chemistry · Theory (Core)

15 questionsShow all as
0620/315 marks
Oct/Nov 2025 · Question 8

6.2 Rate of reaction, 5.1 Exothermic and endothermic reactions

6.2 Rate of reaction5.1 Exothermic and endothermic reactions
0620/31 Oct/Nov 2025 question 8 question
0620/325 marks
Oct/Nov 2025 · Question 8

6.2 Rate of reaction, 5.1 Exothermic and endothermic reactions

6.2 Rate of reaction5.1 Exothermic and endothermic reactions
0620/32 Oct/Nov 2025 question 8 question
0620/336 marks
Oct/Nov 2025 · Question 8

6.2 Rate of reaction, 5.1 Exothermic and endothermic reactions

6.2 Rate of reaction5.1 Exothermic and endothermic reactions
0620/33 Oct/Nov 2025 question 8 question
0620/317 marks
May/June 2025 · Question 7

5.1 Exothermic and endothermic reactions, 1.1 Solids, liquids and gases

5.1 Exothermic and endothermic reactions1.1 Solids, liquids and gases
0620/31 May/June 2025 question 7 question
0620/329 marks
May/June 2025 · Question 7

6.1 Physical and chemical changes, 5.1 Exothermic and endothermic reactions, 6.3 Reversible reactions and equilibrium

6.1 Physical and chemical changes5.1 Exothermic and endothermic reactions6.3 Reversible reactions and equilibrium
0620/32 May/June 2025 question 7 question
0620/335 marks
May/June 2025 · Question 6

5.1 Exothermic and endothermic reactions, 6.1 Physical and chemical changes

5.1 Exothermic and endothermic reactions6.1 Physical and chemical changes
0620/33 May/June 2025 question 6 question
0620/3110 marks
Oct/Nov 2024 · Question 7

7.3 Preparation of salts, 7.1 The characteristic properties of acids and bases, 5.1 Exothermic and endothermic reactions

7.3 Preparation of salts7.1 The characteristic properties of acids and bases5.1 Exothermic and endothermic reactions
0620/31 Oct/Nov 2024 question 7 question
0620/3210 marks
Oct/Nov 2024 · Question 7

7.3 Preparation of salts, 7.1 The characteristic properties of acids and bases, 5.1 Exothermic and endothermic reactions

7.3 Preparation of salts7.1 The characteristic properties of acids and bases5.1 Exothermic and endothermic reactions
0620/32 Oct/Nov 2024 question 7 question
0620/3310 marks
Oct/Nov 2024 · Question 7

7.3 Preparation of salts, 5.1 Exothermic and endothermic reactions

7.3 Preparation of salts5.1 Exothermic and endothermic reactions
0620/33 Oct/Nov 2024 question 7 question
0620/3311 marks
May/June 2024 · Question 6

6.2 Rate of reaction, 1.2 Diffusion, 5.1 Exothermic and endothermic reactions

6.2 Rate of reaction1.2 Diffusion5.1 Exothermic and endothermic reactions
0620/33 May/June 2024 question 6 question
0620/3214 marks
Feb/Mar 2024 · Question 4

11.5 Alkenes, 11.1 Formulae, functional groups and terminology, 5.1 Exothermic and endothermic reactions

11.5 Alkenes11.1 Formulae, functional groups and terminology5.1 Exothermic and endothermic reactions
0620/32 Feb/Mar 2024 question 4 question
0620/3118 marks
May/June 2023 · Question 4

2.3 Isotopes, 2.2 Atomic structure and the Periodic Table, 5.1 Exothermic and endothermic reactions, 4.1 Electrolysis, 7.1 The characteristic properties of acids and bases

2.3 Isotopes2.2 Atomic structure and the Periodic Table5.1 Exothermic and endothermic reactions4.1 Electrolysis7.1 The characteristic properties of acids and bases
0620/31 May/June 2023 question 4 question
0620/3218 marks
May/June 2023 · Question 4

2.2 Atomic structure and the Periodic Table, 2.3 Isotopes, 5.1 Exothermic and endothermic reactions, 7.1 The characteristic properties of acids and bases, 4.1 Electrolysis

2.2 Atomic structure and the Periodic Table2.3 Isotopes5.1 Exothermic and endothermic reactions7.1 The characteristic properties of acids and bases4.1 Electrolysis
0620/32 May/June 2023 question 4 question
0620/3318 marks
May/June 2023 · Question 4

2.2 Atomic structure and the Periodic Table, 5.1 Exothermic and endothermic reactions, 7.1 The characteristic properties of acids and bases, 4.1 Electrolysis

2.2 Atomic structure and the Periodic Table5.1 Exothermic and endothermic reactions7.1 The characteristic properties of acids and bases4.1 Electrolysis
0620/33 May/June 2023 question 4 question
0620/3210 marks
Feb/Mar 2023 · Question 4

8.4 Transition elements, 5.1 Exothermic and endothermic reactions, 9.4 Reactivity series, 3.2 Relative masses of atoms and molecules

8.4 Transition elements5.1 Exothermic and endothermic reactions9.4 Reactivity series3.2 Relative masses of atoms and molecules
0620/32 Feb/Mar 2023 question 4 question
Chemical energetics: IGCSE Chemistry (0620) past paper questions | Past Paper Pigeon