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Alkanes past paper questions

O Level Chemistry 5070 · Organic chemistry. 1 State that the bonding in alkanes is single covalent and that alkanes are saturated hydrocarbons 2 Describe the properties of alkanes as being generally unreactive, except in terms of combustion and substitution by chlorine 3 State that in a substitution reaction one atom or group of atoms is replaced by another atom or group of atoms 4 Describe the substitution reaction of alkanes with chlorine as a photochemical reaction, with ultraviolet light providing the activation energy, Ea, and draw the structural or displayed formulae of the products, limited to monosubstitution

In Cambridge O Level Chemistry 5070, Alkanes came up in 27 of the 72 papers on Paperstreak, for about 1 marks a paper when it does. It last came up in October/November 2025.

Often set with Fuels, Formulae, functional groups and terminology, Simple molecules and covalent bonds, Naming organic compounds.

29 questions, newest first

1. 5070/11/O/N/25 Question 33 · 1 mark
2. 5070/21/O/N/25 Question 1 part (a(iv)) · 1 mark
3. 5070/11/M/J/25 Question 35 · 1 mark
4. 5070/12/M/J/25 Question 33 · 1 mark
5. 5070/21/M/J/25 Question 3 parts (a) (b) · 2 marks
6. 5070/22/M/J/25 Question 5 part (a(i)) · 1 mark
7. 5070/21/O/N/24 Question 4 parts (d(i)) (d(ii)) · 2 marks
8. 5070/22/O/N/24 Question 4 parts (b(i)) (d(i)) (d(ii)) · 3 marks
9. 5070/11/M/J/24 Question 35 · 1 mark
10. 5070/11/M/J/24 Question 36 · 1 mark
11. 5070/12/M/J/24 Question 35 · 1 mark
12. 5070/22/M/J/24 Question 2 parts (b(ii)) (b(iii)) · 3 marks
13. 5070/11/O/N/23 Question 36 · 1 mark
14. 5070/11/M/J/23 Question 36 · 1 mark
15. 5070/12/M/J/23 Question 35 · 1 mark
16. 5070/21/M/J/23 Question 7 part (c) · 1 mark
17. 5070/22/M/J/23 Question 9 part (b) · 1 mark
18. 5070/11/O/N/22 Question 37 · 1 mark
19. 5070/12/O/N/22 Question 36 · 1 mark
20. 5070/21/O/N/22 Question 2 part (c(i)) · 1 mark
21. 5070/22/M/J/22 Question 9 part (d(i)) · 1 mark
22. 5070/22/O/N/21 Question 4 part (b) · 2 marks
23. 5070/42/O/N/21 Question 1 part (c(i)) · 1 mark
24. 5070/12/M/J/21 Question 35 · 1 mark
25. 5070/21/M/J/21 Question 6 part (c) · 1 mark
26. 5070/11/O/N/20 Question 34 · 1 mark
27. 5070/12/O/N/20 Question 34 · 1 mark
28. 5070/21/M/J/20 Question 7 part (b) · 2 marks
29. 5070/21/M/J/20 Question 10 part (c(ii)) · 2 marks

More in Organic chemistry: Formulae, functional groups and terminology, Naming organic compounds, Fuels, Alkenes, Alcohols, Carboxylic acids, Polymers.

Questions and mark schemes from Cambridge International past papers. Paperstreak isn't affiliated with Cambridge.