1.

When KMnO_4, reacts with acidified FeSO_4

Answer»

Both `FeSO_4` and `KMnO_4` are oxidised
Both `FeSO_4` and `KMnO_4` are REDUCED
`FeSO_4` is oxidised and `KMnO_4` is reduced
`FeSO_4` is reduced and `KMnO_4` is oxidised

ANSWER :C


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