Which of the following has longest C - O bond length ? (Free C - O bon – InterviewSolution

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1.	Which of the following has longest C - O bond length ? (Free C - O bond length in CO is 1.128 A^@)
Answer» `[FE(CO)_4]^(2-)` `[Mn(CO)_6]^(+)` `NI(CO)_4` `[Co(CO)_4]^(Ө)` Answer :A

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