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5.1.1a Structure of the atom and ions

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Question 22

Which statement is correct for a neutral atom of any element?

A

The number of neutrons is equal to the number of protons.

B

Most of the mass of the atom is concentrated in the electrons.

C

The number of protons in the nucleus equals the number of electrons surrounding the nucleus.

D

The nucleus has a net negative charge.

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5.1.1a Structure of the atom and ions Questions

  1. IGCSE
  2. /Physics
  3. /5.1.1a Structure of the atom and ions

114 exam-style questions on CIE IGCSE Physics 5.1.1a Structure of the atom and ions. Each one has a worked solution and a mark scheme showing where the marks go.

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