1.

Among the following metal carbonyl carbonyl C-O bond is strongest in :

Answer»

`[Mn(CO)_(6)]^(+)`
`[CR(CO)_(6)]`
`[V(CO)_(6)]^(-)`
`[Ti(CO)_(6)]^(2-)`

Solution :As charge on C.A.`darr`,C-Obond strength `uarr`, or C-O BOND ORDER `uarr`, or C-O bond LENGTH `darr`


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