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in Chemistry by (78.6k points)
How many of the following can be oxidized by acid `KMnO_(4)` solution ?
`(1) Fe^(2+)` (2) `Ni^(2+)` (3) `Zn^(2+)` (4) `Sn^(2+)`

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1 Answer

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Correct Answer - 3
`1,4,5.` Oxidized to `Fe^(3+),Co^(3+),Sn^(4+)`

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