Question

Give uses and environmental effects of tetrachloromethane.

Answer 1

Uses of tetrachloromethane/carbontetrachloride (CCl4 )
(i) It is used for manufacturing refrigerants and propellants for aerosol cans.
(ii) It is used as feedstock in the synthesis of chlorofluorocarbons and other chemicals.
(iii) It is used as a solvent in the manufacture of pharmaceutical products.
(iv) Until the mid 1960’s, carbon tetrachloride was widely used as a cleaning fluid, a degreasing agent in industries, a spot reamer in homes, and a fire extinguisher.

Environmental effect of tetrachloromethane/carbontetrachloride (CCl4 ). It is concerned with the health hazard.
(i) It is highly toxic to the living beings.The immediate effect of acute CCl4 exposure by all routes is central nervous system (CNS) depression.
(ii) It also leads to liver and kidney damage on prolong exposure.
(iii) CCl4 is also a potent carcinogen. It increases the risk of liver cancer.

Answer 2

use
1 refrigerator s
2. air conditionars
effects
1.causes greenhouse effect
2. global warming
3. uv radiation
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