Question

Acidified potassium permanganate solution is decolourised by.

• A. Bleaching powder
• B. Microcosmic salt
• C. Mohr salt
• D. White vitriol

Answer 1

Answer: (C)

Mohr salt

Answer 2

Mohr salt is $(FeSO_{4})(NH_{4})_{2}SO_{4}.6H_{2}O$.