more protons than neutrons. more electrons than protons. an equal number of protons and neutrons. an equal number of protons and electrons.
I gave my students this multiple choice question: A neutral atom is best described as having

Only one answer is correct among these 4 choices:
- more protons than neutrons.
- more electrons than protons.
- an equal number of protons and neutrons.
- an equal number of protons and electrons.

Could you tell me which one is correct?

an equal number of protons and electrons.