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6 Radioactivity

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Question 40

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

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6 Radioactivity Questions

  1. GCSE
  2. /Physics
  3. /6 Radioactivity

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