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The oxidation numbers of Fe and S in iro...

The oxidation numbers of `Fe` and `S` in iron pyrites are

A

`4,-2`

B

`2,-1`

C

`3,-1.5`

D

`3,-1`

Text Solution

Verified by Experts

The correct Answer is:
A
`FeS_2`, O.N. of sulphur is -2
`x+2 (-2)=0implies x =4`
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