JEE Main & Advanced Chemistry Hydrocarbons Question Bank Critical Thinking

  • question_answer
    When acetylene is reacted with HBr, we get [CPMT 1979; JIPMER 2002]

    A) Methyl bromide

    B) Ethyl bromide

    C) Ethylene bromide

    D) Ethylidene bromide

    Correct Answer: D

    Solution :

               \[CH\equiv CH\xrightarrow{HBr}C{{H}_{2}}=CH-Br\xrightarrow{HBr}\]\[\underset{\text{Ethylidene dibromide}}{\mathop{C{{H}_{3}}CH<\begin{matrix}    Br  \\    Br  \\ \end{matrix}}}\,\]

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