Chemistry 0620 · 9 Metals
9.3 Alloys and their properties
Define alloys, identify their structures, and explain in terms of particle arrangement why they are harder and stronger than pure metals.
- Questions
- 183
- Years
- 2010–2026
- Multiple choice
- 128
- Written answer
- 55
- Average marks
- 3.4
Where this subtopic appears
- Paper 1variants 11, 12, 13105
- Paper 2variants 21, 22, 2343
- Paper 3variants 31, 32, 3327
- Paper 4variants 41, 42, 437
- Paper 6variants 621
Questions by year
| Year | Feb/March | May/June | Oct/Nov | Total |
|---|---|---|---|---|
| 2026 | 1 | 6 | – | 7 |
| 2023 | 4 | 5 | 8 | 17 |
| 2022 | 2 | 9 | 6 | 17 |
| 2021 | 2 | 6 | 8 | 16 |
| 2020 | – | 4 | 5 | 9 |
| 2019 | 1 | 7 | 7 | 15 |
| 2018 | 1 | 9 | 4 | 14 |
| 2017 | 2 | 8 | 9 | 19 |
| 2016 | 1 | 2 | 4 | 7 |
| 2015 | – | 7 | 4 | 11 |
| 2014 | – | 6 | 2 | 8 |
| 2013 | – | 3 | 6 | 9 |
| 2012 | – | 1 | 5 | 6 |
| 2011 | – | 6 | 10 | 16 |
| 2010 | – | 6 | 6 | 12 |
