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

  • question_answer
    Which of the following react with benzoic acid to form ethyl benzoate   [Pb. CET 2001]

    A)                 Ethyl alcohol      

    B)                 Cinnamic acid

    C)                 Sodium ethoxide            

    D)                 Ethyl chloride

    Correct Answer: A

    Solution :

               When benzoic acid reacts with ethyl alcohol in the presence of sulphuric acid ethyl benzoate is formed. This is known as esterification.                    \[\underset{\text{Benzoic acid}}{\mathop{{{C}_{6}}{{H}_{5}}COOH}}\,+\underset{\text{Ethyl alcohol}}{\mathop{{{C}_{2}}{{H}_{5}}OH}}\,\xrightarrow{{{H}_{2}}S{{O}_{4}}}\]\[\underset{\text{Ethyl benzoate}}{\mathop{{{C}_{6}}{{H}_{5}}COO{{C}_{2}}{{H}_{5}}}}\,+\underset{\text{water}}{\mathop{{{H}_{2}}O}}\,\]


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