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Question

The bond strength in O+2,O2,O−2 and O2+2 follows the order________.

A
O2+2>O2>O2>O+2
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B
O+2>O2>O2>O22
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C
O2>O2>O2+2>O+2
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D
O2>O22>O+2>O2
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Solution

The correct option is B O+2>O2>O2>O22
The bond order for O22,O2,O2,O+2 are 1.0, 1.5, 2.0, 2.5, respectively. The higher is bond order,
the more is bond energy
Hence, the bond strength in O+2,O2,O2 and O2+2 follows the order O+2>O2>O2>O22.

So, the correct option is B

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