Question
In the laboratory, manganese (II) salt is oxidise to permanganate ion in aqueous solution by
BITSAT
Chemistry
d and f Block Elements
2023
BITSAT 2023 (Memory Based Paper 1)
BITSAT Chemistry Question (2023) — Solution
Options
- A. hydrogen peroxide
- B. conc. nitric acid
- C. peroxy disulphate
- D. dichromate
Answer
C. peroxy disulphate
Step-by-step solution
In laboratory, manganese (II) ion salt is oxidised to permanganate ion in aqueous solution by peroxodisulphate. 2 Mn ^ 2+ + peroxodisulphate ion 5 ~S _2 O _8^ 2- +8 H _2 O 2 MnO _4^ - +10 SO _4^ 2- +16 H ^ +
Related: Chemistry — d and f Block Elements · All PYQ Banks