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

  • question_answer
    The \[-OH\] group of methyl alcohol cannot be replaced by chlorine by the action of       [KCET 1989]

    A)                 Chlorine

    B)                 Hydrogen chloride

    C)                 Phosphorus trichloride

    D)                 Phosphorus pentachloride

    Correct Answer: A

    Solution :

               \[C{{H}_{3}}OH+C{{l}_{2}}\to \text{No}\,\,\text{reaction}\]            \[C{{H}_{3}}OH+HCl\xrightarrow{ZnC{{l}_{2}}}C{{H}_{3}}Cl+{{H}_{2}}O\]            \[3C{{H}_{3}}OH+PC{{l}_{3}}\to 3C{{H}_{3}}Cl+{{H}_{3}}P{{O}_{3}}\]                                 \[C{{H}_{3}}OH+PC{{l}_{5}}\to C{{H}_{3}}Cl+POC{{l}_{3}}+HCl\]


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