Isotopes of an Element Have Nuclei with

Multiple Choice

Isotopes of an element have nuclei with

A) a different number of protons, and the same numbers of neutrons.
B) the same number of protons, but different numbers of electrons.
C) a different number of protons, and a different number of neutrons.
D) the same number of protons, but different numbers of neutrons.
E) the same number of protons, and the same number of neutrons.