The oxidation number of iron in Fe3O4 is...

The oxidation number of iron in `Fe_3O_4` is

A

`+2`

B

`+3`

C

`8/3`

D

`2/3`

Text Solution

Verified by Experts

The correct Answer is:

C

Let the oxidation state of iron in `Fe_3O_4` be x.
`3(+x)+4(-2)=0`
`3(+x)+4(-2)=0`
`rArr3x-8=0`
`rArr3x=8`
`thereforex=8//3`

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