1.

The correct order of bond strength is :A. `O_(2)^(2-)`B. `O_(2)`C. `O_(2)^(+)`D. `O_(2)^(-)`

Answer» Correct Answer - d
`KK sigma_(2s)^(2) sigma**_(2s)^(4 2)sigma_(2p_(x)^(2) pi_(2p)^(2) pi_(2p)^(2), pi**_(2px)^(4 2) pi**_(2p_(y)^(1)`
`rArr B O = (8 - 5)/(2) = 1.5`


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