IGCSE Chemistry (0620)
Chemistry of the environment Banker
34 questions · about 3% of the marks we indexed · examined in 9 of 9 sessions.
Questions by year
2026
- 2026 May/June · Paper 22 · Q291 markClimate change, carbon cycle & photosynthesis
- 2026 May/June · Paper 22 · Q301 markAir pollutants & catalytic converters
- 2026 May/June · Paper 22 · Q311 markClimate change, carbon cycle & photosynthesis
2025
- 2025 Oct/Nov · Paper 22 · Q301 markWater treatment & tests for water
- 2025 Oct/Nov · Paper 22 · Q311 markAir pollutants & catalytic converters
- 2025 Oct/Nov · Paper 22 · Q331 markClimate change, carbon cycle & photosynthesis
- 2025 Oct/Nov · Paper 42 · Q1 (d, e(i), e(ii))5 marksAir pollutants & catalytic converters
- 2025 May/June · Paper 22 · Q181 markFertilisers (NPK)
- 2025 May/June · Paper 22 · Q291 markWater treatment & tests for water
- 2025 May/June · Paper 22 · Q301 markAir pollutants & catalytic converters
- 2025 May/June · Paper 22 · Q311 markClimate change, carbon cycle & photosynthesis
- 2025 May/June · Paper 42 · Q1 (a)1 markComposition of air
- 2025 May/June · Paper 42 · Q5 (b(v))1 markFertilisers (NPK)
2024
- 2024 Oct/Nov · Paper 22 · Q271 markClimate change, carbon cycle & photosynthesis
- 2024 Oct/Nov · Paper 22 · Q281 markFertilisers (NPK)
- 2024 Oct/Nov · Paper 42 · Q1 (b, h)2 marksClimate change, carbon cycle & photosynthesis · Composition of air
- 2024 May/June · Paper 22 · Q271 markWater treatment & tests for water
- 2024 May/June · Paper 22 · Q281 markWater treatment & tests for water
- 2024 May/June · Paper 22 · Q311 markAir pollutants & catalytic converters
- 2024 May/June · Paper 42 · Q1 (a(ii), b)3 marksAir pollutants & catalytic converters
- 2024 May/June · Paper 42 · Q6 (a(i), a(ii), a(iii))4 marksClimate change, carbon cycle & photosynthesis
2023
- 2023 Oct/Nov · Paper 22 · Q21 markComposition of air
- 2023 Oct/Nov · Paper 22 · Q301 markWater treatment & tests for water
- 2023 Oct/Nov · Paper 22 · Q311 markClimate change, carbon cycle & photosynthesis
- 2023 Oct/Nov · Paper 22 · Q321 markAir pollutants & catalytic converters
- 2023 Oct/Nov · Paper 42 · Q2 (c(ii), c(iii))4 marksWater treatment & tests for water
- 2023 May/June · Paper 22 · Q251 markAir pollutants & catalytic converters
- 2023 May/June · Paper 42 · Q1 (a)1 markAir pollutants & catalytic converters
2022
- 2022 Oct/Nov · Paper 22 · Q281 markWater treatment & tests for water
- 2022 Oct/Nov · Paper 22 · Q291 markAir pollutants & catalytic converters
- 2022 Oct/Nov · Paper 22 · Q301 markFertilisers (NPK)
- 2022 May/June · Paper 22 · Q311 markFertilisers (NPK)
- 2022 May/June · Paper 22 · Q321 markClimate change, carbon cycle & photosynthesis
- 2022 May/June · Paper 42 · Q1 (c, e)2 marksFertilisers (NPK) · Water treatment & tests for water
No questions match this filter.
Find the full paper on the official Cambridge past-papers page or ask your school. “Paper 42” means Paper 4, variant 2.
Similar questions
Questions that test the same subtopic in different years. Practise them together to master one skill.
Air pollutants & catalytic converters 10 questions · 7/9 sessions
Climate change, carbon cycle & photosynthesis 9 questions · 7/9 sessions
Water treatment & tests for water 8 questions · 6/9 sessions
Fertilisers (NPK) 6 questions · 4/9 sessions
Composition of air 3 questions · 3/9 sessions
Subtopics
| Subtopic | Marks indexed | Sessions |
|---|---|---|
| Air pollutants & catalytic converters | 16 | 7/9 |
| Climate change, carbon cycle & photosynthesis | 12 | 7/9 |
| Water treatment & tests for water | 11 | 6/9 |
| Fertilisers (NPK) | 6 | 4/9 |
| Composition of air | 3 | 3/9 |