AIIMS AIIMS Solved Paper-2004

  • question_answer
    Which of the following impart green colour to the burner flame?

    A) \[{{C}_{6}}{{H}_{5}}C{{H}_{2}}I\]              

    B) \[C{{H}_{3}}OH\]             

    C)        \[AgBr\]      

    D)        \[AgCl\]

    Correct Answer: A

    Solution :

    In the qualitative analysis of \[Cl\] radical, mixture is heated with cone. \[HCl{{O}_{4}}\]  and little alcohol when trialkyi borate is obtained. The vapours of trialkyl borate bum with green edged flame. \[+7\] \[HCl{{O}_{3}}+5\]


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