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5.1.1a Structure of the atom and ions

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Question 94

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

A

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

B

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

C

The electric charge of the nucleus is zero.

D

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

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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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