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

  • question_answer
    Ethyl alcohol is industrially prepared from ethylene by [CPMT 1985]

    A)                 Permanganate oxidation             

    B)                 Catalytic reduction

    C)                 Absorbing in \[{{H}_{2}}S{{O}_{4}}\] followed by hydrolysis

    D)                 Fermentation

    Correct Answer: C

    Solution :

               \[C{{H}_{2}}=C{{H}_{2}}\xrightarrow{{{H}_{2}}S{{O}_{4}}}C{{H}_{3}}-C{{H}_{2}}-HS{{O}_{4}}\xrightarrow{\text{Hydrolysis}}\]                                                 \[C{{H}_{3}}C{{H}_{2}}-OH+{{H}_{2}}S{{O}_{4}}\]


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