When extinguishing a fire in a room using CCl | vedclass

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Question

(C) Carbon tetrachloride $(CCl_4)$ is used as a fire extinguisher. However,when it comes in contact with hot surfaces or water vapor at high temperatu

Vedclass · Accepted Answer

At high temperatures,it reacts with water vapor to form the toxic compound phosgene $(COCl_2)$.

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(C) Carbon tetrachloride $(CCl_4)$ is used as a fire extinguisher. However,when it comes in contact with hot surfaces or water vapor at high temperatures,it undergoes a chemical reaction to produce phosgene $(COCl_2)$,which is a highly toxic gas. The reaction is: $CCl_4 + H_2O \rightarrow COCl_2 + 2HCl$. Therefore,proper ventilation is necessary to prevent the accumulation of this toxic gas.

When extinguishing a fire in a room using $CCl_4$,it must be ensured that the room is well-ventilated because ....

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