MHT CET Chemistry question

Which of the following is NOT true for metal carbonyls?

(A)The oxidation state of the metal in the carbonyls is zero
(B)M-C bond is formed by donation of electron pair from metal to carbon monoxide
(C)Metal carbonyls are single bonded speciesCorrect
(D) overlap is observed in metal carbonyls

Answer: (C)

Solution

Statements (a), (b) and (d) are true (zero oxidation state, back donation from metal orbital to CO,

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Question ID VK-073170