Tear gas used by the police to disperse the mob contains – (1) carbon dioxide (2) chlorine (3) ammonia (4) hydrogen sulphide

1 Answer

Answer :

(2) chlorine Explanation: Tear gas is a compound. Each molecule of tear gas contains one atom of chlorine. The compound 2- chlorobenzalmalononitrile, a cyanocarbon, is the defining component of a "tear gas" commonly referred to as CS gas, which is used as a riot control agent.

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