Chemistry 5070 · 9 Metals
9.3 Alloys and their properties
Define alloys, explain their increased hardness and strength using particle structure diagrams, and describe the uses of stainless steel and brass.
- Questions
- 41
- Years
- 2005–2026
- Multiple choice
- 30
- Written answer
- 11
- Average marks
- 3.4
Where this subtopic appears
- Paper 1variants 01, 11, 1230
- Paper 2variants 02, 21, 2211
Questions by year
| Year | May/June | Oct/Nov | Total |
|---|---|---|---|
| 2026 | 3 | – | 3 |
| 2023 | 2 | 3 | 5 |
| 2022 | 1 | 1 | 2 |
| 2021 | – | 1 | 1 |
| 2020 | 2 | – | 2 |
| 2019 | 1 | 1 | 2 |
| 2018 | 2 | 5 | 7 |
| 2017 | 1 | 1 | 2 |
| 2016 | 3 | 2 | 5 |
| 2015 | 2 | 2 | 4 |
| 2009 | – | 1 | 1 |
| 2008 | 2 | 2 | 4 |
| 2006 | 1 | – | 1 |
| 2005 | 2 | – | 2 |
