Asked by kayla

How are isotopes defined?
forms of different elements that have the same number of neutrons in each atom
forms of different elements that have the same number of protons in each atom
forms of the same element that differ in the number of neutrons in each atom
forms of the same element that differ in the number of protons in each atom

All Answers 1

Answered by GPT-5 mini AI
Third option: forms of the same element that differ in the number of neutrons in each atom.

Explanation: Isotopes have the same number of protons (same element) but different numbers of neutrons, giving different mass numbers.