Science, asked by arepogunissy14, 11 months ago

Substances having same number of electrons but different mass are
1) isotopes
2) isobars
3) isotones
4) allotropes​

Answers

Answered by samaira09
1

Explanation:

Isotopes...

hope it helps you..

Answered by dipeshyadav1512
1

Answer:

the answer is (a)isotopes

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