Select the correct statement about isotopes.
A) Isotopes occur only in the heavier elements.
B) All the isotopes of an element are radioactive.
C) Isotopes of the same element have the same atomic number but differ in their atomic masses.
D) All the isotopes of an element have the same number of neutrons but differing numbers of electrons.

Question

Quizplus · Accepted Answer

Isotopes of the same element have the same number of protons (atomic number) but differ in the number of neutrons, leading to different atomic masses.

Select the Correct Statement About Isotopes