Question
Give two uses of chlorine.
✓
Answer
Chlorine is used for :
- for sterilization of drinking water.
- bleaching wood pulp required for the manufacture of paper and rayon, cotton and textiles are also bleached using chlorine.
- in the manufacture of organic compounds like $CHCl _3, CCl _4$ DDT, dyes and drugs.
- in the extraction of metals like gold and platinum.
- in the manufacture of refrigerant like Freon (i.e., $CCl _2 F_2$ ).
- in the manufacture of several poisonous gases like mustard gas $\left( Cl ^{-} C _2 H _4- S - C _2 H _4- Cl \right)$, phosgene $\left( COCl _2\right)$ used in warfare.
- in the manufacture of tear gas $\left( CCl _3 NO _2\right)$.
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