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Standard VII
Chemistry
Wastewater Management
Select the co...
Question
Select the compound used to purify water?
A
Oil
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B
Sugar
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C
Salt
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D
Chlorine
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Solution
The correct option is
D
Chlorine
Polluted water can be purified by adding chlorine into it. It helps in killing germs present in the water.
We should add a very little amount of chlorine to drinking water. Too much of chlorine in water can make us fall sick.
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