JEE Main & Advanced AIEEE Solved Paper-2008

  • question_answer
    The hydrocarbon which can react with sodium in liquid ammonia is       AIEEE  Solved  Paper-2007

    A) \[C{{H}_{3}}CH=CHC{{H}_{3}}\]

    B) \[C{{H}_{3}}C{{H}_{2}}C\equiv CC{{H}_{2}}C{{H}_{3}}\]

    C) \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}C\equiv CC{{H}_{2}}C{{H}_{2}}C{{H}_{3}}\]

    D) \[C{{H}_{3}}C{{H}_{2}}C\equiv CH\]

    Correct Answer: D

    Solution :

                    \[C{{H}_{3}}C{{H}_{2}}C\equiv CH\xrightarrow[liquid\,N{{H}_{3}}]{Na\,in}\]        \[C{{H}_{3}}C{{H}_{2}}C\equiv {{C}^{-}}N{{a}^{+}}+\frac{1}{2}{{H}_{2}}\uparrow \]


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