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What of the following are isotopes ?...

What of the following are isotopes ?

A

A. 20 p + 15 n

B

B. 20 p + 17 n

C

C. 20 p + 20 n

D

D. 18 p + 22 n

Text Solution

Verified by Experts

The correct Answer is:
A, B, C
Same atomic number but different mass number.
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