Potassium permanganate is used to purify water as it is — WBCS Preliminary Examination 2020 Q116

Q116

General ScienceChemistry

Potassium permanganate is used to purify water as it is

Answer: (B) oxidising

Potassium permanganate is a strong oxidising agent, and it purifies water by oxidising organic impurities and killing microorganisms.

WBCS Preliminary Examination 2020 — General Studies · Question 116 of 200