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The treatment of water with _________ improves the taste of water.

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The treatment of water with _________ improves the taste of water.

(a) Oxygen

(b) Chlorine

(c) KMnO4

(d) Ozone

I had been asked this question during an online interview.

This question is from Biological Oxidation Process in division Water of Applied Chemistry

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Best answer
Right option is (d) Ozone

The best explanation: The treatment of water with the ozone improves the taste of the water and the bed of activated carbon removes the colour.

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