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

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

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