Pick from the following one chemical used to disinfect water. (a) Chlorine (b) Washing soda (c) Silica (d) Coal
ScienceClass 7CBSEAnswered 27 Mar 2026
Answer
Soln:
The answer is (a) Chlorine
Explanation:
Chorine is used to killing harmful organisms and the process of adding chlorine is called as chlorination.
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