In F e ( C O ) 5 , the Fe - C bond possesses Options: A . &nbsp π character only B . &nbsp Both σ and π character C . &nbsp σ character only D . &nbsp Cannot be predicted

In Fe(CO)5, the Fe - C bond possesses

Question -

In $F e (C O)_{5}$ , the Fe - C bond possesses

Options:

A .

π

character only

B . Both

σ

and

π

character

C .

σ

character only

D . Cannot be predicted

Answer: Option B
:
B
There is

d π - ρ π

metal to ligand back bonding in Fe - C bond of

F e (C O)_{5}

. So, it possesses both

σ

and

π

character.

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