JEE Main & Advanced Chemistry Hydrocarbons / हाइड्रोकार्बन Question Bank Alkane

  • question_answer
    Which gives \[C{{H}_{4}}\] when treated with water [CPMT 1974, 79; NCERT 1976; IIT-JEE 1990]

    A) Silicon carbide

    B) Calcium carbide

    C) Aluminium carbide

    D) Iron carbide

    Correct Answer: C

    Solution :

    \[\underset{\begin{smallmatrix}  \text{Aluminium } \\  \text{carbide} \end{smallmatrix}}{\mathop{A{{l}_{4}}{{C}_{3}}}}\,+\,\,\,6{{H}_{2}}O\to \underset{\text{Methane}}{\mathop{3C{{H}_{4}}}}\,+2A{{l}_{2}}{{O}_{3}}\]


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