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5.2 Radioactivity

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Question 25

Which statement about β\betaβ-radiation (consisting of β−\beta^-β− particles) is correct?

A

It is more highly ionising than α\alphaα-radiation.

B

It is a stream of fast-moving electrons.

C

It is unaffected by magnetic fields.

D

It has a shorter range in air than α\alphaα-radiation.

Markscheme

5.2 Radioactivity Questions

  1. IGCSE
  2. /Physics
  3. /5.2 Radioactivity

484 exam-style questions on CIE IGCSE Physics 5.2 Radioactivity, covering 5.2.1 Background radiation and measuring count rate, 5.2.2a Alpha, beta and gamma emission, 5.2.2b Deflection and ionising effects of nuclear radiation, 5.2.3a Radioactive decay, 5.2.3b Effects of decay on the nucleus and decay equations, 5.2.4a Half-life, 5.2.4b Choosing isotopes for applications, and 5.2.5 Effects of ionising radiation and safety precautions. Each one has a worked solution and a mark scheme showing where the marks go.

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