The number of electrons involved in the reduction of permanganate to manganese dioxide in acidic medium is _____________.
Answer (integer)
3
Solution
<p>$$\mathrm{3{e^ - } + 4{H^ + } + MnO_4^ - \buildrel {} \over
\longrightarrow Mn{O_2} + 2{H_2}O}$$</p>
About this question
Subject: Chemistry · Chapter: d and f Block Elements · Topic: Properties of Transition Metals
This question is part of PrepWiser's free JEE Main question bank. 155 more solved questions on d and f Block Elements are available — start with the harder ones if your accuracy is >70%.