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The oxidation number of Fe in K(4)[Fe(CN...

The oxidation number of Fe in `K_(4)[Fe(CN))(6)]` is

A

`+2`

B

`+6`

C

`+3`

D

`+4`

Text Solution

Verified by Experts

The correct Answer is:
A
Let O.S. of Fe in `K_(4)[Fe(CN)_(6)]` is x.
O.S. of K = `+1` , O.S. of `CN^(-)` = `-1`
`:. 4 xx (1) + x + 6(-1)` = 0
`4 + x -6` = 0
x = `+2`
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