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Which two species of the following p...

Which two species of the following pairs are not isoelectronic -

A

`CO_(3)^(2-) and NO_(3)^(-)`

B

` PCl_(4)^(+) and SiCl_(4)`

C

`PF_(5) and BrF_(5)`

D

`AIF_(6)^(3-) and SF_(6)`

Text Solution

Verified by Experts

The correct Answer is:
C
`PF_(5)` and `BrF_(5)` are not isoelectronic .
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