Question

How many electrons are involved during the oxidation reaction of $KMnO_4$ in acidic medium ?

• A. $1$
• B. $3$
• C. $5$
• D. $4$

Answer 1

Answer: (C)

$5$

Answer 2

Reaction of $KMnO_{4}$ in acidic medium :
$MnO^{-}_{4}+8H^{+}+5e^{-} \to Mn^{2+}+4H_{2}O$