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No. Charge required to reduce 0.2 mole of MnO - 4 into Mn ++

No. Charge required to reduce 0.2 mole of MnO-4   into Mn++

Grade:12th pass

1 Answers

Arun
25750 Points
5 years ago
oxidation number of Mn in MnO4 - = +7
oxidation number of Mn in Mn2+ = + 2
 
Difference in charge =5
 
Hence 5 moles of electrons are required for 1 mole of MnO4 - 
so for 0.2 mole of MnO4 - 
 
1 mole of electron is required
 
 

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