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5.2.3a Radioactive decay

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Question 56

A nucleus undergoes radioactive decay. The proton number decreases by two and the nucleon number decreases by four.

Which particle has been emitted in this decay?

A

a neutron

B

a proton

C

an $α\alpha$ -particle

D

a $β\beta$ -particle

Markscheme

5.2.3a Radioactive decay Questions

IGCSE
Physics
5.2.3a Radioactive decay

120 exam-style questions on CIE IGCSE Physics 5.2.3a Radioactive decay. Each one has a worked solution and a mark scheme showing where the marks go.

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