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Grade 12Inorganic Chemistry

Which of the following has lowest CO (carbonyl) bond order ?
A)[Mn(CO)6]+
B)[Fe(CO)5]
C)[Cr(CO)6]
D)[V(CO)6]-

Profile image of ZEUS
11 Years agoGrade 12
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1 Answer

Profile image of Sunil Kumar FP
11 Years ago
Here the answer will be [Fe(CO)5] here the presence of lone pair is 4 which is greater than the other three .Here we will be having four lone pair of back bonding in the presence of CO