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6.3 Nuclear equations and decay

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Question 15

The daughter left after a beta-plus decay is carbon-13.

The atomic numbers of four elements are shown in the table.

ElementAtomic number
Boron5
Carbon6
Nitrogen7
Oxygen8

Which parent nucleus decayed?

[1]
A

boron-13 with 888 neutrons

B

nitrogen-13 with 777 neutrons

C

nitrogen-13 with 666 neutrons

D

boron-13 with 777 neutrons

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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