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MnO(4)^(-) + 8H^(+) + "ne"^(-) to Mn^(2-...

`MnO_(4)^(-) + 8H^(+) + "ne"^(-) to Mn^(2-) + 4H_(2)O` में, n का मान है:

A

5

B

4

C

3

D

2

Text Solution

Verified by Experts

The correct Answer is:
A
`MnO_(4)^(-) + 8H^(+) to underset(+2)(Mn^(2+)) + 4H_(2)O`
दोनों पक्षों के आवेश को संतुलित करने के लिए, L.H.S. में `5e^(-)` जोड़ने पर
`MnO_(4)^(-) + 8H^(oplus) + 5e^(-) to Mn^(2+) + 4H_(2)O`
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