Manipal Medical Manipal Medical Solved Paper-2000

  • question_answer
    Acetaldehyde gives orange coloured precipitate on treatment with:

    A)  2,4-DNP       

    B)  \[N{{H}_{2}}OH\]

    C)  \[NaHS{{O}_{3}}\]       

    D)  \[NaOH\]

    Correct Answer: A

    Solution :

     All carbonyl compounds produce orange precipitate with 2, 4-dinitrophenyl hydrazine solution.


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