Mains Paper II · 3 Science & Technology · 3.8 Nuclear technology

3.8.1 Radioactivity, fission and fusion: from chain reaction to ITER

Radioactive nuclei emit alpha, beta and gamma rays; fission splits heavy nuclei and powers reactors and bombs, fusion joins light nuclei and powers the Sun, and ITER in France is the world's largest fusion experiment.

  • APPSC Group 2 · Mains Paper II
  • Advanced level
  • 5 min read
  • Full course

Key terms

  • radioactivity
  • alpha
  • beta
  • gamma
  • half-life
  • fission
  • fusion
  • chain reaction
  • critical mass
  • ITER
  • tokamak
  • IPR
  • becquerel

What this note covers

  1. Core factsFoundation
  2. ExplainedStandard
  3. DeeperAdvanced
  4. Mains writingMains writing
  5. Common trapsFoundation
  6. Quick revisionFoundation

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