The bond length of C−O bond in carbin monoxide is 1.128˚A. The C−O bond length in Fe(CO)5 is:
A
1.158˚A
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B
1.128˚A
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C
1.718˚A
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D
1.118˚A
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Solution
The correct option is A1.158˚A Due to synergic bond formation in Fe(CO)5, the bond order of CO decreases. Hence the bond length will increase. So, the C−O bond length in Fe(CO)5 is 1.158oA .