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5.1.2a Composition of the nucleus and isotopes

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Question 121

A nuclide of sodium is represented as 1123Na^{23}_{11}\text{Na}1123​Na.

What is the number of neutrons in this nuclide?

A

11

B

12

C

23

D

34

Markscheme

5.1.2a Composition of the nucleus and isotopes Questions

  1. IGCSE
  2. /Physics
  3. /5.1.2a Composition of the nucleus and isotopes

170 exam-style questions on CIE IGCSE Physics 5.1.2a Composition of the nucleus and isotopes. Each one has a worked solution and a mark scheme showing where the marks go.

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