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The species having bond order different ...

The species having bond order different from that in CO is

A

`NO^-`

B

`NO^+`

C

`CN^-`

D

`N_2`

Text Solution

Verified by Experts

The correct Answer is:
A
` NO^-` is a 16 electron system (7+ 8+1=16) with zero bond order whereas the other molecules like `CO, NO^+ , CN^-` and `N_2` are 14 electron systems with bond order of 3.
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