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Complete the following reactions. (i)...

Complete the following reactions.
(i) `MnO_4^(-)+2H_2O+3e^(-)to"_________"+4OH^(-)`
(ii) `MnO_4^(-)+8H^(+)+5e^(-)to "__________" +4H_2O`
(iii) `MnO_4^(-)+e^(-)to "_________"`

A

`MnO_2,Mn^(2+),MnO_4^(2-)`

B

`Mn^(2+),MnO_2,MnO_4^(2-)`

C

`MnO_4^(2-),Mn^(2+),MnO_2`

D

`MnO_2,MnO_4^(2-),Mn^(2+)`

Text Solution

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The correct Answer is:
A
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