This exam focus covers Exam Focus within Radioactive Decay for GCSE Physics. Revise Radioactive Decay in Atomic Structure for GCSE Physics with 13 exam-style questions and 6 flashcards. This topic appears regularly enough that it should still be part of a steady revision cycle. It is section 12 of 14 in this topic. Treat this as a marking guide for what examiners are looking for, not just a fact list.
Topic position
Section 12 of 14
Practice
13 questions
Recall
6 flashcards
🎯 Exam Focus
Exam Favourite
Radioactive decay and nuclear equations are examined on almost every paper. Expect questions on:
- Identifying and comparing properties of alpha, beta, and gamma (2–4 marks)
- Completing nuclear equations for alpha and beta decay (2–3 marks each)
- Explaining why gamma emission does not change the element (1–2 marks)
- Explaining the relationship between ionising power and penetrating power (3 marks)
- Choosing appropriate radiation for a given use or shielding scenario (2 marks)