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InterviewSolution
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`C Cl_(4)` is a well known fire extinguisher. However after using it to extinguish fire the room should be well ventilated. This is because:A. it is flammable at higher temperatureB. It is toxicC. It produces phosgene by reaction with water vapour at higher temperatureD. It is corrosive |
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Answer» Correct Answer - C Carbon tetrachloride vapours react with steam above `500^(@)C` to form phosgene, a poisonous gas. `C Cl_(4)+H_(2)O overset(500^(@)C)to underset("phosgene")(COCl_(2))+2HCl` The dense vapours forms a protective layer on the burning objects and prevent the oxygen or air to come in contact with the burning object. |
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