NEET Sample Paper NEET Sample Test Paper-20

  • question_answer
                            Formula for tear gas is

    A) \[{{N}_{2}}O\]                                 

    B) \[CC{{l}_{3}}N{{O}_{2}}\]           

    C)      \[COC{{l}_{2}}\]     

    D)       None of these                         

    Correct Answer: B

    Solution :

    \[CHC{{L}_{3}}\](chloroform) reacts with concentrated\[HN{{O}_{3}}\]on heating to form chloropicrin \[(CC{{l}_{3}}N{{O}_{2}}).\] Chloropicrin is used as an insecticide and also war gas. It is also known as nitrochloroform or Treat gas. Hence, the correct option is (b).


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