JEE Main & Advanced Chemistry Biomolecules / जैव-अणु Question Bank Carbohydrates

  • question_answer
    On heating glucose with Fehling's solution we get a precipitate whose colour is  [CPMT 1979; CBSE PMT 1988; KCET 1992; DPMT 1983, 86; MP PMT 1996]

    A)                 Yellow  

    B)                 Red

    C)                 Black     

    D)                 White

    Correct Answer: B

    Solution :

                    Glucose + Fehling solution ® Gluconic acid + \[\underset{\text{(Red ppt)}}{\mathop{C{{u}_{2}}O}}\,\]


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