JEE Main & Advanced Chemistry Biomolecules / जैव-अणु Question Bank Fats and Lipids

  • question_answer
    The alcohol obtained by the hydrolysis of oils and fats is [KCET 2001]

    A)                 Glycol   

    B)                 Glycerol

    C)                 Propanol

    D)                 Pentanol

    Correct Answer: B

    Solution :

                    \[\underset{\begin{smallmatrix}  \text{Lipid or} \\  \text{Triglyceride}\,\,\,\, \end{smallmatrix}}{\mathop{\underset{C{{H}_{2}}OOCR}{\overset{C{{H}_{2}}OOCR}{\mathop{\underset{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}{\overset{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}{\mathop{CHOOCR\,\,\,}}}\,}}}\,}}\,\,+\,\,H{{}_{2}}O\,\,\to \,\underset{\begin{smallmatrix}  \text{Glycerol or} \\  \text{Trihydric alcohol} \end{smallmatrix}}{\mathop{\underset{C{{H}_{2}}OH}{\overset{C{{H}_{2}}OH}{\mathop{\underset{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}{\overset{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}{\mathop{CHOH\,\,\,}}}\,}}}\,}}\,+\underset{\text{Monocarbox ylic acid}}{\mathop{3R-COOH}}\,\]


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