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5.1.1a Structure of the atom and ions

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Question 39

Which statement about the structure of an atom is correct?

A

Most of the mass of an atom is concentrated in its nucleus.

B

The nucleus has an overall negative electrical charge.

C

Electrons are located within the nucleus.

D

Neutrons and electrons have approximately the same mass.

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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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