Chemistry 0620 · 9 Metals
9.6 Extraction of metals
Describe the extraction of iron in a blast furnace and aluminium by electrolysis of bauxite, including relevant chemical and ionic equations.
- Questions
- 334
- Years
- 2010–2026
- Multiple choice
- 220
- Written answer
- 114
- Average marks
- 4.3
Where this subtopic appears
- Paper 1variants 11, 12, 13138
- Paper 2variants 21, 22, 23100
- Paper 3variants 31, 32, 3351
- Paper 4variants 41, 42, 4337
- Paper 6variants 62, 635
- Paper 5variants 52, 533
Questions by year
| Year | Feb/March | May/June | Oct/Nov | Total |
|---|---|---|---|---|
| 2026 | 3 | 12 | – | 15 |
| 2024 | – | 1 | – | 1 |
| 2023 | 3 | 13 | 20 | 36 |
| 2022 | 2 | 15 | 10 | 27 |
| 2021 | 6 | 12 | 12 | 30 |
| 2020 | – | 14 | 9 | 23 |
| 2019 | 6 | 18 | 8 | 32 |
| 2018 | 3 | 12 | 13 | 28 |
| 2017 | 4 | 10 | 11 | 25 |
| 2016 | 5 | 10 | 16 | 31 |
| 2015 | 3 | 8 | 9 | 20 |
| 2014 | – | 10 | 6 | 16 |
| 2013 | – | 4 | 5 | 9 |
| 2012 | – | 6 | 10 | 16 |
| 2011 | – | 7 | 5 | 12 |
| 2010 | – | 6 | 7 | 13 |
