Atomic structure

Topic Summary

In this topic you need to know:

  • The structure of the atom and how the model has changed over time
  • Radioactive sources and the relative ionising and penetrating powers of Alpha, Beta and Gamma sources
  • Nuclear Equations, including for Alpha and Beta decay
  • Half-life of radioative sources
  • Contamination and Irradiation
P4 Radioactivity

Exam practice question

Radioactivity Exam question 3 (from AQA Paper 5H Specimen)
Radioactivity Checklist