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Tear gas used by the police to disperse the mob contains
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- carbon dioxide
- chlorine
- ammonia
- hydrogen sulphide
- carbon dioxide
Correct Option: B
Tear gas is a compound. Each molecule of tear gas contains one atom of chlorine. The compound 2chlorobenzalmalononitrile, a cyanocarbon, is the defining component of a “tear gas” commonly referred to as CS gas, which is used as a riot control agent.
