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5.1.2a Composition of the nucleus and isotopes

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Question 120

An element has several isotopes.

Which statement about these isotopes is correct?

A

They have the same number of neutrons but different numbers of protons.

B

They have the same number of protons but different numbers of neutrons.

C

They have the same nucleon number but different proton numbers.

D

They have different chemical properties because of their different mass numbers.

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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