JEE Main & Advanced Sample Paper JEE Main - Mock Test - 18

  • question_answer
    Which of the following reagent is INCORRECT for the given reaction?

    A) i. \[NaN{{O}_{2}}+HCl,\,\,0-5{}^\circ C\] ii. \[{{H}_{3}}P{{O}_{2}}\]             

    B) i. \[KN{{O}_{2}}+HBr,\,\,0-5{}^\circ C\]  ii. \[N{{a}_{2}}Sn{{O}_{2}}\]

    C) i. \[HN{{O}_{2}}\] ii. \[{{C}_{2}}{{H}_{5}}OH\] and heat     

    D) i. \[KN{{O}_{2}}+HCl\]         ii. \[{{H}_{2}}O\] (steam)

    Correct Answer: D

    Solution :

    [d] Diazonium ion can be replaced by H by (1) \[{{H}_{3}}P{{O}_{2}}\] or (2) \[N{{a}_{2}}Sn{{O}_{2}}\] or (3) \[{{C}_{2}}{{H}_{5}}OH\] and heat


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