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Diffusion past paper questions

O Level Chemistry 5070 · States of matter. 1 Describe and explain diffusion in terms of kinetic particle theory 2 Describe and explain the effect of relative molecular mass on the rate of diffusion of gases 2 Atoms, elements and compounds

It came up in 19 of 72 papers, for about 1 marks a paper when it does. It last came up in October/November 2025.

Often set with Solids, liquids and gases, Isotopes, The mole and the Avogadro constant, Formulae.

19 questions, newest first

1. 5070/11/O/N/25 Question 2 · 1 mark
2. 5070/11/M/J/25 Question 1 · 1 mark
3. 5070/12/M/J/25 Question 2 · 1 mark
4. 5070/11/O/N/24 Question 2 · 1 mark
5. 5070/12/O/N/24 Question 1 · 1 mark
6. 5070/21/M/J/24 Question 7 part (c) · 1 mark
7. 5070/22/M/J/24 Question 7 part (c) · 1 mark
8. 5070/11/O/N/23 Question 2 · 1 mark
9. 5070/12/O/N/23 Question 2 · 1 mark
10. 5070/21/M/J/23 Question 9 parts (e(i)) (e(ii)) · 2 marks
11. 5070/22/M/J/23 Question 2 parts (c(i)) (c(ii)) (c(iii)) · 3 marks
12. 5070/11/O/N/22 Question 4 · 1 mark
13. 5070/11/M/J/22 Question 5 · 1 mark
14. 5070/12/M/J/22 Question 5 · 1 mark
15. 5070/11/O/N/21 Question 7 · 1 mark
16. 5070/12/O/N/21 Question 7 · 1 mark
17. 5070/21/O/N/20 Question 4 part (a) · 3 marks
18. 5070/22/O/N/20 Question 3 part (a) · 3 marks
19. 5070/12/M/J/20 Question 6 · 1 mark

More in States of matter: Solids, liquids and gases.

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