Civil Services HPPSC (Himachal Pradesh) HPAS Mock Test 2021 General Science Chemistry Chemistry in Everyday Life
Chlorination is a process used for water purification. The disinfecting action of chlorine is mainly due to
1
The formation of hydrochloric acid when chlorine is added to water
2
The formation of hypochlorous acid when chlorine is added to water
3
The formation of nascent oxygen when chlorine is added to water
4
The formation of hydrogen when chlorine is added to water