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5.1.2a Composition of the nucleus and isotopes

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Question 27

A cobalt nuclide is represented by the symbol shown.

2759Co {}^{59}_{27}\text{Co} 2759​Co

Which statements about a nucleus of this cobalt nuclide are correct?

  1. The nucleus contains 32 neutrons.
  2. The nucleon number is 59.
  3. The proton number is 32.
A

1 and 2 only

B

1 and 3 only

C

2 and 3 only

D

1, 2 and 3

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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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