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Manipal Medical Manipal Medical Solved Paper-2014

  • question_answer
    Which of the compounds is soluble in cone. \[{{H}_{2}}S{{O}_{4}}\], decolourises \[B{{r}_{2}}\] in \[CC{{l}_{4}}\] and give a white precipitate with \[AgN{{O}_{3}}\]in \[N{{H}_{3}}\] but does not give a precipitate with \[AgN{{O}_{3}}\]in alcohol?

    A) \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}CH=C{{H}_{2}}\]

    B) \[C{{H}_{3}}CHCIC{{H}_{2}}CH=C{{H}_{2}}\]

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

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

    Correct Answer: C

    Solution :

    It is terminal alkyne which forms white precipitate with Tollen's reagent.


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