IGCSE Chemistry (0620)

Chemical reactions Banker

64 questions · about 10% of the marks we indexed · examined in 9 of 9 sessions.

Questions by year

Paper

2026 May/June · Paper 22 · Q161 markRate of reaction
2026 May/June · Paper 22 · Q171 markIndustrial processes (Haber, Contact)
2026 May/June · Paper 22 · Q181 markRedox & oxidation number
2026 May/June · Paper 42 · Q4 (c(i), c(ii), c(iii), c(iv))6 marksRedox & oxidation number · Reversible reactions & equilibrium
2026 May/June · Paper 42 · Q5 (a(i), a(ii), a(iii))5 marksIndustrial processes (Haber, Contact)
2026 May/June · Paper 52 · Q1 (c(i), c(ii), g)4 marksRate of reaction
2026 May/June · Paper 62 · Q2 (c(i), c(ii), g)4 marksRate of reaction

2025 Oct/Nov · Paper 22 · Q161 markRate of reaction
2025 Oct/Nov · Paper 22 · Q171 markIndustrial processes (Haber, Contact)
2025 Oct/Nov · Paper 22 · Q181 markReversible reactions & equilibrium
2025 Oct/Nov · Paper 22 · Q191 markRedox & oxidation number
2025 Oct/Nov · Paper 42 · Q2 (d(i), d(ii), d(iii), e)5 marksRedox & oxidation number
2025 Oct/Nov · Paper 42 · Q4 (b(iv))2 marksRedox & oxidation number
2025 May/June · Paper 22 · Q151 markRate of reaction
2025 May/June · Paper 22 · Q161 markIndustrial processes (Haber, Contact)
2025 May/June · Paper 22 · Q171 markRedox & oxidation number
2025 May/June · Paper 42 · Q1 (b)1 markIndustrial processes (Haber, Contact)
2025 May/June · Paper 42 · Q2 (b(i))2 marksRedox & oxidation number
2025 May/June · Paper 42 · Q4 (c(i), c(ii))3 marksRedox & oxidation number
2025 May/June · Paper 42 · Q6 (d(i), d(ii))7 marksRate of reaction · Reversible reactions & equilibrium

2024 Oct/Nov · Paper 22 · Q151 markRate of reaction
2024 Oct/Nov · Paper 22 · Q161 markReversible reactions & equilibrium
2024 Oct/Nov · Paper 22 · Q171 markRedox & oxidation number
2024 Oct/Nov · Paper 22 · Q181 markRedox & oxidation number
2024 Oct/Nov · Paper 42 · Q1 (i)1 markIndustrial processes (Haber, Contact)
2024 Oct/Nov · Paper 42 · Q2 (d(ii))1 markRedox & oxidation number
2024 Oct/Nov · Paper 42 · Q3 (d, e(iii), f)11 marksRedox & oxidation number · Reversible reactions & equilibrium
2024 Oct/Nov · Paper 62 · Q2 (d, g)3 marksRate of reaction
2024 May/June · Paper 22 · Q131 markRate of reaction
2024 May/June · Paper 22 · Q141 markReversible reactions & equilibrium
2024 May/June · Paper 22 · Q151 markIndustrial processes (Haber, Contact)
2024 May/June · Paper 22 · Q161 markRedox & oxidation number
2024 May/June · Paper 22 · Q171 markRedox & oxidation number
2024 May/June · Paper 22 · Q321 markIndustrial processes (Haber, Contact)
2024 May/June · Paper 42 · Q3 (a, c, d)6 marksIndustrial processes (Haber, Contact) · Rate of reaction
2024 May/June · Paper 42 · Q4 (e)4 marksReversible reactions & equilibrium
2024 May/June · Paper 42 · Q5 (d(i), d(ii))3 marksRedox & oxidation number

2023 Oct/Nov · Paper 22 · Q151 markRate of reaction
2023 Oct/Nov · Paper 22 · Q161 markReversible reactions & equilibrium
2023 Oct/Nov · Paper 22 · Q171 markRedox & oxidation number
2023 Oct/Nov · Paper 22 · Q181 markRedox & oxidation number
2023 Oct/Nov · Paper 42 · Q2 (c(iv))1 markReversible reactions & equilibrium
2023 Oct/Nov · Paper 42 · Q3 (b(iii), b(iv))3 marksRedox & oxidation number
2023 Oct/Nov · Paper 42 · Q5 (b(i), b(ii))5 marksRate of reaction · Reversible reactions & equilibrium
2023 May/June · Paper 22 · Q61 markPhysical vs chemical change
2023 May/June · Paper 22 · Q121 markRate of reaction
2023 May/June · Paper 22 · Q131 markIndustrial processes (Haber, Contact)
2023 May/June · Paper 22 · Q141 markReversible reactions & equilibrium
2023 May/June · Paper 22 · Q151 markRedox & oxidation number
2023 May/June · Paper 42 · Q3 (a, b(i), b(ii), b(iii), b(iv), b(v), c)17 marksIndustrial processes (Haber, Contact) · Rate of reaction · Redox & oxidation number · Reversible reactions & equilibrium
2023 May/June · Paper 52 · Q1 (d, i)3 marksRate of reaction
2023 May/June · Paper 62 · Q1 (c)1 markRate of reaction
2023 May/June · Paper 62 · Q2 (c, h)3 marksRate of reaction

2022 Oct/Nov · Paper 22 · Q151 markRate of reaction
2022 Oct/Nov · Paper 22 · Q161 markReversible reactions & equilibrium
2022 Oct/Nov · Paper 22 · Q171 markRedox & oxidation number
2022 Oct/Nov · Paper 22 · Q311 markIndustrial processes (Haber, Contact)
2022 Oct/Nov · Paper 22 · Q321 markIndustrial processes (Haber, Contact)
2022 Oct/Nov · Paper 42 · Q3 (a, b, c, d(i), d(ii), d(iii), d(iv), d(v))15 marksIndustrial processes (Haber, Contact) · Rate of reaction · Reversible reactions & equilibrium
2022 May/June · Paper 22 · Q121 markPhysical vs chemical change
2022 May/June · Paper 22 · Q131 markRate of reaction
2022 May/June · Paper 22 · Q141 markReversible reactions & equilibrium
2022 May/June · Paper 22 · Q201 markRedox & oxidation number
2022 May/June · Paper 22 · Q331 markIndustrial processes (Haber, Contact)

Find the full paper on the official Cambridge past-papers page or ask your school. “Paper 42” means Paper 4, variant 2.

Subtopic	Marks indexed	Sessions
Reversible reactions & equilibrium Banker	42	9/9
Rate of reaction Banker	41	9/9
Redox & oxidation number Banker	38	9/9
Industrial processes (Haber, Contact) Banker	32	8/9
Physical vs chemical change Rare	2	2/9