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Which are different forms of an element that have different numbers of neutrons?

ions
isotopes
compounds
molecules
.
.

2 Answers

1 vote
B
Isotopes because are members of a family of an element that all have the same number of protons but different numbers of neutrons. The number of protons in a nucleus determines the element's atomic number on the Periodic Table.
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User Oleg Apanovich
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3 votes

Answer:A

Step-by-step explanation:

Isotopes are members of a family of an element that all have the same number of protons but different numbers of neutrons. The number of protons in a nucleus determines the element's atomic number on the Periodic Table.

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