Physics (AS & A Level) · Oct / Nov 2024 · Paper 11 · Question 39

9702Atoms, nuclei and radiation

The isotope fluorine-18, ^{18}_{9}F, undergoes β+ decay to form a stable isotope. How many neutrons are there in a nucleus of the stable isotope?

1. A7
2. B8
3. C9
4. D10

As printed in the paper

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