`KMnO_4`oxidizes `X^n`+ into `XO_3^−`, itself changing to `Mn^(2+)` in acid solution. `2.68 × 10^(–3)` mol of `X^(n

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Q 1149634513.     `KMnO_4`oxidizes `X^n`+ into `XO_3^−`, itself changing to `Mn^(2+)` in acid solution. `2.68 × 10^(–3)` mol of `X^(n+)` require `1.61 × 10^(–3)` mol of `KMnO_4.` The value of n is
A

`3`

B

`5`

C

`2`

D

`1`

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Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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