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6.3 Nuclear equations and decay

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Question 46

A student uses counters to model the protons and neutrons in nuclei.

a.

Model A represents a nucleus containing 14 protons and 18 neutrons.

The nucleus undergoes beta-minus decay.

State the number of protons and the number of neutrons in the daughter nucleus.

[2]
b.

Model B represents a nucleus containing 17 protons and 20 neutrons.

The nucleus emits gamma radiation.

State the number of protons and the number of neutrons in the nucleus after the emission.

[2]
Markscheme

6.3 Nuclear equations and decay Questions

  1. GCSE
  2. /Physics
  3. /6.3 Nuclear equations and decay

120 exam-style questions on Edexcel GCSE Physics 6.3 Nuclear equations and decay, covering 6.3.1 Beta-minus and beta-plus decay, 6.3.2 Effects of decay on the nucleus, and 6.3.3 Balancing nuclear equations. Each one has a worked solution and a mark scheme showing where the marks go.

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