Which one of the following metal carhonyls is prepared by the direct interaction of finely divided metal with CO ?
Which one of the following metal carhonyls is prepared by the direct interaction of finely divided metal with CO ?
A. `V(CO)_(6)`
B. `Fe(CO)_(5)`
C. `Cr(CO)_(6)`
D. `Mn_(2)(CO)_(10)`
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