Question

Atoms having the same number of protons but different number of neutrons are called ______.

Options

• isotopes

• isobars

• isotones

• isomers

Answer 1

Atoms having the same number of protons but different number of neutrons are called isotopes.

Explanation:

Atoms having the same number of protons but different numbers of neutrons are called isotopes. Thus, deuterium and tritium are isotopes of hydrogen. They have the same chemical properties as those of hydrogen.