Question

in an electrically neutral atom, the number of protons equals the number of neutrons. protons equals the number of electrons. neutrons equals the number of electrons.

Explanation:

In a neutral atom, protons (positively - charged) and electrons (negatively - charged) balance each other. Neutrons have no charge and their number is not related to electrical neutrality in this context.

Answer:

protons equals the number of electrons.