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TOPIC 4

Electrochemistry

Chemistry · Theory (Core)

28 questionsShow all as
0620/3116 marks
May/June 2026 · Question 6

2.2 Atomic structure and the Periodic Table, 8.4 Transition elements, 4.1 Electrolysis

2.2 Atomic structure and the Periodic Table8.4 Transition elements4.1 Electrolysis
0620/31 May/June 2026 question 6 question
0620/3220 marks
May/June 2026 · Question 6

8.4 Transition elements, 2.2 Atomic structure and the Periodic Table, 2.4 Ions and ionic bonds, 4.1 Electrolysis, 3.2 Relative masses of atoms and molecules, 9.3 Alloys and their properties

8.4 Transition elements2.2 Atomic structure and the Periodic Table2.4 Ions and ionic bonds4.1 Electrolysis3.2 Relative masses of atoms and molecules9.3 Alloys and their properties
0620/32 May/June 2026 question 6 question
0620/3313 marks
May/June 2026 · Question 6

2.2 Atomic structure and the Periodic Table, 8.4 Transition elements, 7.2 Oxides, 4.1 Electrolysis, 3.2 Relative masses of atoms and molecules

2.2 Atomic structure and the Periodic Table8.4 Transition elements7.2 Oxides4.1 Electrolysis3.2 Relative masses of atoms and molecules
0620/33 May/June 2026 question 6 question
0620/3214 marks
Feb/Mar 2026 · Question 3

8.4 Transition elements, 2.2 Atomic structure and the Periodic Table, 4.1 Electrolysis

8.4 Transition elements2.2 Atomic structure and the Periodic Table4.1 Electrolysis
0620/32 Feb/Mar 2026 question 3 question
0620/3111 marks
Oct/Nov 2025 · Question 7

4.1 Electrolysis, 6.1 Physical and chemical changes, 7.1 The characteristic properties of acids and bases

4.1 Electrolysis6.1 Physical and chemical changes7.1 The characteristic properties of acids and bases
0620/31 Oct/Nov 2025 question 7 question
0620/328 marks
Oct/Nov 2025 · Question 7

4.1 Electrolysis, 6.1 Physical and chemical changes

4.1 Electrolysis6.1 Physical and chemical changes
0620/32 Oct/Nov 2025 question 7 question
0620/334 marks
Oct/Nov 2025 · Question 1

9.2 Uses of metals, 9.4 Reactivity series, 4.2 Hydrogen–oxygen fuel cells, 2.5 Simple molecules and covalent bonds

9.2 Uses of metals9.4 Reactivity series4.2 Hydrogen–oxygen fuel cells2.5 Simple molecules and covalent bonds
0620/33 Oct/Nov 2025 question 1 question
0620/338 marks
Oct/Nov 2025 · Question 7

4.1 Electrolysis, 12.5 Identification of ions and gases, 6.1 Physical and chemical changes

4.1 Electrolysis12.5 Identification of ions and gases6.1 Physical and chemical changes
0620/33 Oct/Nov 2025 question 7 question
0620/3114 marks
May/June 2025 · Question 6

7.3 Preparation of salts, 4.1 Electrolysis, 2.5 Simple molecules and covalent bonds

7.3 Preparation of salts4.1 Electrolysis2.5 Simple molecules and covalent bonds
0620/31 May/June 2025 question 6 question
0620/3212 marks
May/June 2025 · Question 5

7.3 Preparation of salts, 4.1 Electrolysis, 2.4 Ions and ionic bonds

7.3 Preparation of salts4.1 Electrolysis2.4 Ions and ionic bonds
0620/32 May/June 2025 question 5 question
0620/3313 marks
May/June 2025 · Question 5

7.3 Preparation of salts, 4.1 Electrolysis, 2.5 Simple molecules and covalent bonds

7.3 Preparation of salts4.1 Electrolysis2.5 Simple molecules and covalent bonds
0620/33 May/June 2025 question 5 question
0620/328 marks
Feb/Mar 2025 · Question 1

2.5 Simple molecules and covalent bonds, 4.1 Electrolysis, 4.2 Hydrogen–oxygen fuel cells, 7.2 Oxides, 11.3 Fuels, 12.5 Identification of ions and gases

2.5 Simple molecules and covalent bonds4.1 Electrolysis4.2 Hydrogen–oxygen fuel cells7.2 Oxides11.3 Fuels12.5 Identification of ions and gases
0620/32 Feb/Mar 2025 question 1 question
0620/3210 marks
Feb/Mar 2025 · Question 8

4.1 Electrolysis, 7.1 The characteristic properties of acids and bases, 3.2 Relative masses of atoms and molecules, 11.6 Alcohols

4.1 Electrolysis7.1 The characteristic properties of acids and bases3.2 Relative masses of atoms and molecules11.6 Alcohols
0620/32 Feb/Mar 2025 question 8 question
0620/318 marks
Oct/Nov 2024 · Question 8

6.2 Rate of reaction, 4.1 Electrolysis, 1.1 Solids, liquids and gases

6.2 Rate of reaction4.1 Electrolysis1.1 Solids, liquids and gases
0620/31 Oct/Nov 2024 question 8 question
0620/328 marks
Oct/Nov 2024 · Question 8

6.2 Rate of reaction, 4.1 Electrolysis, 1.1 Solids, liquids and gases

6.2 Rate of reaction4.1 Electrolysis1.1 Solids, liquids and gases
0620/32 Oct/Nov 2024 question 8 question
0620/338 marks
Oct/Nov 2024 · Question 8

6.2 Rate of reaction, 4.1 Electrolysis, 1.1 Solids, liquids and gases

6.2 Rate of reaction4.1 Electrolysis1.1 Solids, liquids and gases
0620/33 Oct/Nov 2024 question 8 question
0620/3111 marks
May/June 2024 · Question 3

9.6 Extraction of metals, 4.1 Electrolysis, 9.2 Uses of metals, 7.1 The characteristic properties of acids and bases

9.6 Extraction of metals4.1 Electrolysis9.2 Uses of metals7.1 The characteristic properties of acids and bases
0620/31 May/June 2024 question 3 question
0620/3211 marks
May/June 2024 · Question 3

4.1 Electrolysis, 9.3 Alloys and their properties, 7.1 The characteristic properties of acids and bases

4.1 Electrolysis9.3 Alloys and their properties7.1 The characteristic properties of acids and bases
0620/32 May/June 2024 question 3 question
0620/3311 marks
May/June 2024 · Question 3

4.1 Electrolysis, 7.1 The characteristic properties of acids and bases, 12.5 Identification of ions and gases

4.1 Electrolysis7.1 The characteristic properties of acids and bases12.5 Identification of ions and gases
0620/33 May/June 2024 question 3 question
0620/3212 marks
Feb/Mar 2024 · Question 3

8.1 Arrangement of elements, 8.2 Group I properties, 8.3 Group VII properties, 4.1 Electrolysis

8.1 Arrangement of elements8.2 Group I properties8.3 Group VII properties4.1 Electrolysis
0620/32 Feb/Mar 2024 question 3 question
0620/3112 marks
Oct/Nov 2023 · Question 8

2.4 Ions and ionic bonds, 2.2 Atomic structure and the Periodic Table, 4.1 Electrolysis, 2.6 Giant covalent structures

2.4 Ions and ionic bonds2.2 Atomic structure and the Periodic Table4.1 Electrolysis2.6 Giant covalent structures
0620/31 Oct/Nov 2023 question 8 question
0620/3212 marks
Oct/Nov 2023 · Question 8

2.4 Ions and ionic bonds, 2.2 Atomic structure and the Periodic Table, 4.1 Electrolysis, 2.6 Giant covalent structures

2.4 Ions and ionic bonds2.2 Atomic structure and the Periodic Table4.1 Electrolysis2.6 Giant covalent structures
0620/32 Oct/Nov 2023 question 8 question
0620/336 marks
Oct/Nov 2023 · Question 1

4.2 Hydrogen–oxygen fuel cells, 7.2 Oxides, 11.5 Alkenes, 12.5 Identification of ions and gases

4.2 Hydrogen–oxygen fuel cells7.2 Oxides11.5 Alkenes12.5 Identification of ions and gases
0620/33 Oct/Nov 2023 question 1 question
0620/3312 marks
Oct/Nov 2023 · Question 8

2.4 Ions and ionic bonds, 2.2 Atomic structure and the Periodic Table, 4.1 Electrolysis, 2.6 Giant covalent structures

2.4 Ions and ionic bonds2.2 Atomic structure and the Periodic Table4.1 Electrolysis2.6 Giant covalent structures
0620/33 Oct/Nov 2023 question 8 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
0620/3211 marks
Feb/Mar 2023 · Question 5

2.4 Ions and ionic bonds, 4.1 Electrolysis, 2.2 Atomic structure and the Periodic Table, 8.3 Group VII properties

2.4 Ions and ionic bonds4.1 Electrolysis2.2 Atomic structure and the Periodic Table8.3 Group VII properties
0620/32 Feb/Mar 2023 question 5 question
Electrochemistry: IGCSE Chemistry (0620) past paper questions | Past Paper Pigeon