Published by:
CGP EDU Academic Team
Published on: August 12, 2026
The isoelectronic set of ions is :
A
and 
B
and 
C
and 
D
and 
Text Solution
Verified by ExpertsThe correct answer is:
A
Atomic numbers of N, O, F and Na are 7, 8, 9 and 11 respectively. Therefore, total number of electrons in each of 
and 
are 10 and hence they are isoelectronic.
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