JEE Main & Advanced Chemistry Hydrocarbons / हाइड्रोकार्बन Question Bank Alkene

  • question_answer
    A hydrocarbon containing 2 carbon atoms gives Sabatier and Senderen's reaction but does not give precipitate with ammoniacal silver nitrate solution. The hydrocarbon in the question is [MADT Bihar 1983]

    A) Ethane

    B) Acetylene

    C) Ethylene

    D) None of these

    Correct Answer: C

    Solution :

    \[C{{H}_{2}}=C{{H}_{2}}+{{H}_{2}}\underset{{{300}^{o}}C}{\mathop{\xrightarrow{Ni}}}\,C{{H}_{3}}-C{{H}_{3}}\] Ethylene does not give precipitate with ammonical silver nitrate solution because it does not have acidic hydrogen.


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