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6.3 Nuclear equations and decay

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Question 10
F

The Figure shows the number of neutrons and the number of protons in three nuclei, P, Q and R.

Nucleus P can decay to form either nucleus Q or nucleus R.

Figure

image

a.

Give the mass number of nucleus P.

[1]
b.

Nucleus P decays to form nucleus Q.

Identify the type of decay.

Give a reason for your answer.

[2]
c.

Nucleus P decays to form nucleus R.

Identify the type of decay.

Explain your answer in terms of the particles in the nucleus.

[3]
d.

Nucleus R then emits gamma radiation.

Describe how the position of R on the Figure changes.

[1]
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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