Physics 5054 · 5 Nuclear physics
5.2 Radioactivity
Detect radiation, compare alpha/beta/gamma emissions, write decay equations, explain fission/fusion, calculate half-life, and apply safety precautions.
- Questions
- 201
- Years
- 2004–2026
- Multiple choice
- 135
- Written answer
- 66
- Average marks
- 4
Where this subtopic appears
- Paper 1variants 01, 11, 12135
- Paper 2variants 02, 21, 2265
- Paper 4variants 421
Questions by year
| Year | May/June | Oct/Nov | Total |
|---|---|---|---|
| 2026 | 6 | – | 6 |
| 2025 | 4 | 6 | 10 |
| 2023 | 9 | 8 | 17 |
| 2022 | 2 | 8 | 10 |
| 2021 | 6 | 6 | 12 |
| 2020 | 4 | 4 | 8 |
| 2019 | 3 | 5 | 8 |
| 2018 | 5 | 6 | 11 |
| 2017 | 5 | 7 | 12 |
| 2016 | 6 | 7 | 13 |
| 2015 | 8 | 5 | 13 |
| 2014 | 6 | 7 | 13 |
| 2013 | 2 | 3 | 5 |
| 2012 | 3 | 7 | 10 |
| 2011 | 8 | 5 | 13 |
| 2010 | 5 | 6 | 11 |
| 2009 | 3 | 2 | 5 |
| 2008 | 3 | 2 | 5 |
| 2007 | 3 | 2 | 5 |
| 2006 | 4 | 3 | 7 |
| 2005 | 1 | 3 | 4 |
| 2004 | – | 3 | 3 |
