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JEE Main & Advanced Chemistry Alcohols, Phenols and Ethers / एल्कोहॉल, फीनॉल तथा ईथर Question Bank General introduction of alcohol Phenol and Ethers

  • question_answer
    Which of the following is dihydric alcohol              [DCE 2004]

    A)                 Glycerol              

    B)                 Ethylene glycol

    C)                 Catechol             

    D)                 Resorcinol

    Correct Answer: B

    Solution :

               Glycols are dihydric alcohols (having two hydroxyl groups). Ethylene glycol is the first member of this series.                                 \[\underset{\text{(Ethylene glycol)}}{\mathop{\underset{C{{H}_{2}}OH}{\mathop{\underset{|}{\mathop{C}}\,{{H}_{2}}OH}}\,}}\,\]


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