Ppast paper pigeon
TOPIC 10

Chemistry of the environment

Chemistry · Theory (Extended)

13 questionsShow all as
0620/4213 marks
Oct/Nov 2025 · Question 1

1.1 Solids, liquids and gases, 1.2 Diffusion, 10.3 Air quality and climate

1.1 Solids, liquids and gases1.2 Diffusion10.3 Air quality and climate
0620/42 Oct/Nov 2025 question 1 question
0620/4110 marks
May/June 2025 · Question 1

7.2 Oxides, 11.4 Alkanes, 11.6 Alcohols, 9.6 Extraction of metals, 10.3 Air quality and climate, 11.5 Alkenes, 10.1 Water

7.2 Oxides11.4 Alkanes11.6 Alcohols9.6 Extraction of metals10.3 Air quality and climate11.5 Alkenes10.1 Water
0620/41 May/June 2025 question 1 question
0620/428 marks
May/June 2025 · Question 1

10.3 Air quality and climate, 8.1 Arrangement of elements, 11.6 Alcohols

10.3 Air quality and climate8.1 Arrangement of elements11.6 Alcohols
0620/42 May/June 2025 question 1 question
0620/4310 marks
May/June 2025 · Question 1

2.6 Giant covalent structures, 7.2 Oxides, 11.5 Alkenes, 11.4 Alkanes, 11.6 Alcohols, 10.3 Air quality and climate

2.6 Giant covalent structures7.2 Oxides11.5 Alkenes11.4 Alkanes11.6 Alcohols10.3 Air quality and climate
0620/43 May/June 2025 question 1 question
0620/426 marks
Feb/Mar 2025 · Question 1

10.3 Air quality and climate, 6.3 Reversible reactions and equilibrium, 2.5 Simple molecules and covalent bonds, 2.2 Atomic structure and the Periodic Table, 11.4 Alkanes, 3.3 The mole and the Avogadro constant

10.3 Air quality and climate6.3 Reversible reactions and equilibrium2.5 Simple molecules and covalent bonds2.2 Atomic structure and the Periodic Table11.4 Alkanes3.3 The mole and the Avogadro constant
0620/42 Feb/Mar 2025 question 1 question
0620/439 marks
Oct/Nov 2024 · Question 1

11.6 Alcohols, 8.5 Noble gases, 10.3 Air quality and climate, 9.6 Extraction of metals, 2.6 Giant covalent structures, 12.5 Identification of ions and gases

11.6 Alcohols8.5 Noble gases10.3 Air quality and climate9.6 Extraction of metals2.6 Giant covalent structures12.5 Identification of ions and gases
0620/43 Oct/Nov 2024 question 1 question
0620/427 marks
May/June 2024 · Question 1

10.3 Air quality and climate, 11.5 Alkenes, 9.6 Extraction of metals

10.3 Air quality and climate11.5 Alkenes9.6 Extraction of metals
0620/42 May/June 2024 question 1 question
0620/416 marks
Oct/Nov 2023 · Question 1

10.3 Air quality and climate, 7.1 The characteristic properties of acids and bases, 8.5 Noble gases

10.3 Air quality and climate7.1 The characteristic properties of acids and bases8.5 Noble gases
0620/41 Oct/Nov 2023 question 1 question
0620/4112 marks
Oct/Nov 2023 · Question 5

6.3 Reversible reactions and equilibrium, 10.3 Air quality and climate

6.3 Reversible reactions and equilibrium10.3 Air quality and climate
0620/41 Oct/Nov 2023 question 5 question
0620/436 marks
Oct/Nov 2023 · Question 1

12.5 Identification of ions and gases, 7.2 Oxides, 11.5 Alkenes, 10.3 Air quality and climate

12.5 Identification of ions and gases7.2 Oxides11.5 Alkenes10.3 Air quality and climate
0620/43 Oct/Nov 2023 question 1 question
0620/4316 marks
May/June 2023 · Question 5

4.1 Electrolysis, 4.2 Hydrogen–oxygen fuel cells, 10.3 Air quality and climate

4.1 Electrolysis4.2 Hydrogen–oxygen fuel cells10.3 Air quality and climate
0620/43 May/June 2023 question 5 question
0620/4211 marks
Feb/Mar 2023 · Question 1

10.3 Air quality and climate, 1.2 Diffusion, 2.5 Simple molecules and covalent bonds

10.3 Air quality and climate1.2 Diffusion2.5 Simple molecules and covalent bonds
0620/42 Feb/Mar 2023 question 1 question
0620/4218 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 equilibrium5.1 Exothermic and endothermic reactions6.2 Rate of reaction10.2 Fertilisers3.2 Relative masses of atoms and molecules
0620/42 Feb/Mar 2023 question 3 question
Chemistry of the environment: IGCSE Chemistry (0620) past paper questions | Past Paper Pigeon