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Chemistry
Which of the following carbonyls will have the strongest C - O bond ?
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Q. Which of the following carbonyls will have the strongest $C - O$ bond ?
A
$\left[ Mn ( CO )_{6}\right]^{+}$
50%
B
$\left[ Cr ( CO )_{6}\right]$
0%
C
$\left[ V ( CO )_{6}\right]^{-}$
50%
D
$\left[ Fe ( CO )_{5}\right]$
0%
Solution:
$e ^{-}$density in metal ion $\propto$ synergic bond $\propto C - O$ $BL \propto \frac{1}{ C - O }$ bond strength.