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JEE Main & Advanced Chemistry Hydrocarbons / हाइड्रोकार्बन Question Bank Alkyne

  • question_answer
    Ethyne on reaction with dil. \[{{H}_{2}}S{{O}_{4}}\] and \[Hg(\text{II})\] gives

    A) Ethanol

    B)                 Ethanal                     

    C) Methoxymethane

    D) Ethyl hydrogen sulphate

    Correct Answer: B

    Solution :

                    \[CH\equiv CH+{{H}_{2}}O\underset{\,\,1%\,HgS{{O}_{4}}}{\mathop{\xrightarrow{40%\,{{H}_{2}}S{{O}_{4}}}}}\,C{{H}_{3}}-CHO\]


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