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CHEMISTRY

JAMB 2023 - Question 28

Chemistry 2023 JAMB Past Questions - Question 28: Potassium tetraoxomanganate(V11) may be added to impure water in order to

Potassium tetraoxomanganate(V11) may be added to impure water in order to

A: reduce inorganic impurities

B: reduce organic impurities

C: remove permanent hardness

D: destroy bacteria and algae

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Correct Answer

Explanation

Potassium permanganate is a point-of-entry treatment method that oxidizes dissolved iron, manganese, and hydrogen sulfide into solid particles that are filtered out of the water. It can also be used to control iron bacteria growth in wells.