A) + 3
B) zero
C) + 2
D) + 5
Correct Answer: B
Solution :
Let the oxidation state of Fe in \[Fe{{(CO)}_{5}}\]is x. \[Fe{{(CO)}_{5}}\] \[x+0\times 5=0\] \[\therefore \] \[x=0\] In metal carbonyls, oxidation state of metal is always zero.You need to login to perform this action.
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