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Question
In acidic medium, reaction, \[\ce{MNO^-_4 → Mn^2+}\] an example of ____________.
Options
oxidation by loss of three electrons
reduction by a gain of three electrons
oxidation by loss of five electrons
reduction by gain. of five electrons
MCQ
Fill in the Blanks
Solution
In an acidic medium, reaction, \[\ce{MNO^-_4 → Mn^2+}\] an example of reduction by gain. of five electrons.
Explanation:
\[\ce{MNO^-_4 + 5^-_e → Mn^2+}\]
shaalaa.com
Balancing Redox Reactions in Terms of Loss and Gain of Electrons
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