JEE Main 2022 · 25 Jul · Shift 1 · Chemistry Q68

ChemistrySingle correct+4 / -1Question 68 of 90

The reaction of $\mathrm{H_2O_2}$ with potassium permanganate in acidic medium leads to the formation of mainly :

\mathrm{Mn^{2+}}

\mathrm{Mn^{4+}}

\mathrm{Mn^{3+}}

\mathrm{Mn^{6+}}

Answer and worked solution

Official answer: A

In acid $\mathrm{MnO_4^-}$ is reduced by $\mathrm{H_2O_2}$ to $\mathrm{Mn^{2+}}$ .

(A)

Topics:Water and hydrogen peroxide Balancing redox reactions

JEE Main 2022 · 25 Jul · Shift 1, Chemistry question 68