Carbon dioxide is used for extinguishing fire.

Carbon dioxide

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False

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Solution

The correct option is A
Carbon dioxide

Carbon dioxide is used for extinguishing fire. It is heavier than air so it covers the fire sitting on it. Also, $C O_{2}$ does not burn. So the fire gets extinguished in the absence of oxygen in the air.

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Similar questions

Give reasons for the following :

(a) An excess of carbon dioxide increases the temperature of the earth.

(b) Soda acid and foam type of fire extinguishers are not used for extinguishing electrical fires.

Assertion: Carbon dioxide is used in fire extinguishers.

Reason: Carbon dioxide is a colourless and odourless gas.

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