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Question

Chemistry Question on Bond Parameters

The species having bond order different from that in COCO is

A

NO{NO}^-

B

NO+{NO}^+

C

CN{CN}^-

D

N2N_2

Answer

NO{NO}^-

Explanation

Solution

The bond order of CO = 3. NO+{NO}^+, CN{CN}^- and N2N_2 are isoelectronic with CO, have the same bond order as CO. NO{NO}^- (16ee^-) has bond order of 2.