Atoms of the same element, zinc for example, have the same number of ____.
A) protons in the nucleus
B) neutrons in the outer nuclear shell
C) electrons in the valence bond level
D) electrons in the nucleus

Question

Quizplus · Accepted Answer

The number of protons in the nucleus of an atom is what defines the element. All zinc atoms have 30 protons in their nucleus, making them zinc atoms. The number of neutrons or electrons can vary, but the number of protons is always constant for a given element.

Atoms of the Same Element, Zinc for Example, Have the Same