JEE Main · 2022 · 26 Jul 2022 · Shift 2 · Hydrogen

The products obtained from a reaction of hydrogen peroxide and acidified potassium permanganate are

Answer: (D)

Solution

In acidic medium, potassium permanganate oxidizes hydrogen peroxide. The balanced equation is:

6 H^{+} + 2 MnO_{4}^{-} + 5 H_{2} O_{2} \to 2 Mn^{2 +} + 8 H_{2} O + 5 O_{2}

. The products are

Mn^{2 +}

H_{2} O

, and

O_{2}

. Answer: (D).

JEE Main · 2022 · 26 Jul 2022 · Shift 2 · Single correct option