Why is potassium permanganate used for cleaning water tanks?
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8
it is because it is a good disinfectant
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1
Answer:
Explanation:
(i) Potassium permanganate oxidises dissolved
iron, manganese and hydrogen sulphide into
solid particles.
(ii) KMnO4
is used to remove organic matter from
the water tank by oxidation which also removes
unwanted taste and odour.
(iii) It also kills harmful bacteria and fungi.
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