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write the test to distinguish between butan-1-ol and butan-2 -ol

    • Posted by Anjali Bhatt 6 years, 7 months ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Jk Verma 6 years, 7 months ago

    LUCAS TEST:- (I)FOR PRIMARY ALCOHOL:- Butan-1-ol +conc.HCl+ZnCl2----------->no reaction at room temperature II)FOR SECONDARY ALCOHOL:- Butan-2-ol+conc.HCl+ZnCl2-------------->2-chlorobutane+H20 (Forms turbidity within few minutes in the solution)

    2Thank You

    Rishabh Rathi 6 years, 7 months ago

    Lucas test is used in it we note the time for solution to become colloidal.

    1Thank You

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