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  3. JEE Main & Advanced

JEE Main & Advanced Sample Paper JEE Main - Mock Test - 15

  • question_answer
    The pair of compounds in which both the compounds give positive test with Tollen's reagent is

    A) Glucose and sucrose

    B) Fructose and sucrose

    C) acetophenone and hexanal

    D) Glucose and fructose

    Correct Answer: D

    Solution :

    Glucose being an aldose responds to Toll en's test while fructose, although a ketose, undergoes rearrangement in presence of basic medium (provided by Tollen's reagent) to form glucose, which then responds to Tollen's test.


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