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Which of the following pairs represents ...

Which of the following pairs represents isobars?

A

`._(2)^(3)He and ._(2)^(4)He`

B

`._(12)^(24)Mg and ._(12)^(25)Mg`

C

`._(19)^(40)K and ._(20)^(40)Ca`

D

`._(19)^(40)K and ._(19)^(39)K`

Text Solution

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The correct Answer is:
C
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OP TANDON-ATOMIC STRUCTURE -Questions with single correct Answer
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