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Physics (AS & A Level) · May / June 2023 · Paper 13 · Question 38

9702Atoms, nuclei and radiation

The table contains data for four different nuclei P, Q, R and S. | nucleus | number of neutrons | nucleon number | |---|---|---| | P | 5 | 10 | | Q | 6 | 10 | | R | 6 | 14 | | S | 8 | 16 | Which two nuclei are isotopes of the same element?

  1. AP and Q
  2. BP and S
  3. CQ and R
  4. DR and S

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Correct answer: D. R and S

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