Multiple choice

'Chlorination' is

  1. a process of converting chlorides into chlorine

  2. adding small amount of chlorine to contaminated water

  3. a chemical reaction in which chlorine is formed

  4. the formation of a salt containing chlorine
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Chlorination is the process of adding chlorine or chlorine compounds to water to kill bacteria and other pathogens, making it safe for drinking.

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