The Periodic Table Online Practice

Question

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Question
How are isotopes, mass number, and atomic number related? (1 point)
Responses

Isotopes of the same element will have different atomic numbers but the same mass number.
Isotopes of the same element will have different atomic numbers but the same mass number.

Isotopes of different elements will have different atomic numbers but the same mass number.
Isotopes of different elements will have different atomic numbers but the same mass number.

Isotopes of the same element will have the same atomic number but different mass numbers.
Isotopes of the same element will have the same atomic number but different mass numbers.

Isotopes of different elements will have the same atomic number but different mass numbers.

Answer 1

The correct response is:

Isotopes of the same element will have the same atomic number but different mass numbers.

Isotopes are variants of a particular chemical element that have the same number of protons (atomic number) but different numbers of neutrons, resulting in different mass numbers.