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Radioactivity (A-level only)

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Question 59

Which statement about this reaction is not true?

A

52134Te^{134}_{52}\text{Te}52134​Te has the greatest binding energy per nucleon of the three nuclides.

B

The mass of 94239Pu^{239}_{94}\text{Pu}94239​Pu is greater than the sum of the masses of 52134Te^{134}_{52}\text{Te}52134​Te and 42103Mo^{103}_{42}\text{Mo}42103​Mo.

C

The binding energy of the three free neutrons on the right-hand side is zero.

D

The total binding energy of 94239Pu^{239}_{94}\text{Pu}94239​Pu is greater than the total binding energy of 52134Te^{134}_{52}\text{Te}52134​Te.

Markscheme

Radioactivity (A-level only) Questions

  1. A Level
  2. /Physics
  3. /Radioactivity (A-level only)

128 exam-style questions on AQA A Level Physics Radioactivity (A-level only), covering Rutherford scattering (A-level only), $\alpha$ , $\beta$ and $\gamma$ radiation (A-level only), Radioactive decay (A-level only), Nuclear instability (A-level only), Nuclear radius (A-level only), Mass and energy (A-level only), Induced fission (A-level only), and Safety aspects (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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