Question

explain the use of chlorine in water purification

Answer 1

Answer:

it help to kill germs from water ........

Answer 2

Answer:

As a halogen(Halogen, any of the six nonmetallic elements that constitute Group 17 (Group VIIa) of the periodic table.)

chlorine is a highly efficient disinfectant, and is also  added to public water supplies

to

- kill disease-causing pathogen (such as bacteria)

-viruses

-protozoans( that commonly grow in water supply reservoirs, on the walls of water mains and in storage tanks. )