Which of the following options represents the correct bond order?

6 2015 AIPMT-I Chemical Bonding and Molecular StructureMolecular Orbital Theory Easy
Which of the following options represents the correct bond order?
A $O_2^- > O_2 > O_2^+$
B $O_2^- < O_2 < O_2^+$
C $O_2^- > O_2 < O_2^+$
D $O_2^- O_2^+$

Detailed Solution

Bond orders: $O_2^-$ = 1.5, $O_2$ = 2, $O_2^+$ = 2.5
So $O_2^- < O_2 < O_2^+$.

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