AIPMT | 2015Chemical BondingHard

Question

Which of the following options represents the correct bond order ?

Options

A.O2- < O2 < O2+
B.O2- > O2 < O2+
C.O2- < O2 > O2+
D.O2- > O2 > O2+

Solution

According to molecular orbital theory (MOT)
                                      O2−     O2     O2+
No. of e−                         17      16       15
Bond order                      1.5      2       2.5

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