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6 Radioactivity

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Question 123

During a sequence of decays, a parent nucleus emits only alpha particles and beta-minus particles.

The combined mass number carried away by all the emitted particles is 12.

The combined charge number carried away by all the emitted particles is +4.

The parent nucleus has a mass number of 247 and an atomic number of 96.

a.

Calculate the number of alpha particles and the number of beta-minus particles emitted.

[2]
b.

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

[3]
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6 Radioactivity Questions

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

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