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The brown ring complex compound is formu...

The brown ring complex compound is formulated as `[Fe(H_(2)O)_(5)NO]SO_(4)`. The oxidation state of `Fe` is

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The correct Answer is:
1
Here NO is `NO^(+)`, so in `[Fe(H_2O)_5NO^(+)]^(2+)` , the oxidation state of iron is +1.
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