JEE Main & Advanced Chemistry Aldehydes, Ketones Question Bank Properties

  • question_answer
    Haloform test is given by the following substance [EAMCET 1988]

    A)                 HCHO   

    B)                 \[{{(C{{H}_{3}})}_{2}}CO\]

    C)                 \[C{{H}_{3}}OC{{H}_{3}}\]           

    D)                 \[C{{H}_{3}}C{{H}_{2}}Cl\]

    Correct Answer: B

    Solution :

               \[C{{H}_{3}}-\overset{O}{\mathop{\overset{||}{\mathop{C}}\,}}\,-C{{H}_{3}}+3C{{l}_{2}}\to C{{H}_{3}}-\overset{O}{\mathop{\overset{||}{\mathop{C}}\,}}\,-CC{{l}_{3}}+3HCl\]                                 \[C{{H}_{3}}-\overset{O}{\mathop{\overset{||}{\mathop{C}}\,}}\,-CC{{l}_{3}}+NaOH\to CHC{{l}_{3}}+C{{H}_{3}}-\overset{O\,\,\,\,\,\,\,\,\,\,\,\,}{\mathop{\overset{||}{\mathop{C}}\,-ONa}}\,\]


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