J & K CET Engineering J and K - CET Engineering Solved Paper-2004

  • question_answer
    Acetaldehyde cannot show

    A)  lodoform test

    B)  Lucas test

    C)  Benedict's test

    D)  Toilers test

    Correct Answer: B

    Solution :

     Acetaldehyde cannot show Lucas test because Lucas test is given by alcohols only. It is used in the distinction between primary, secondary and tertiary alcohols. Cone. \[\text{HCl}\,\text{+}\]anhydrous \[\text{ZnC}{{\text{l}}_{2}}\]is called Lucas reagent.


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