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CMC Medical CMC-Medical VELLORE Solved Paper-2009

  • question_answer
    \[\begin{align}   & {{H}_{3}}C-CH=C-C{{H}_{2}}-C{{H}_{3}} \\  & \underset{C{{H}_{3}}-C{{H}_{2}}-C{{H}_{2}}}{\mathop{|}}\, \\ \end{align}\]Correct IUPAC name is

    A)  3-ethylhex-2-ene

    B)  3-ethylpent-2-ene

    C)  3-ethylpent-3-ene

    D)  3-propylpent-2-ene

    Correct Answer: A

    Solution :

                                    \[\begin{align}   & {{H}_{3}}\overset{1}{\mathop{C}}\,-\overset{2}{\mathop{C}}\,H=\overset{3}{\mathop{C}}\,-C{{H}_{2}}-C{{H}_{3}} \\  & \underset{\begin{smallmatrix}  \overset{6}{\mathop{C}}\,{{H}_{3}}\overset{5}{\mathop{C}}\,{{H}_{2}}\overset{4}{\mathop{C}}\,{{H}_{2}} \\  3-ethylhex-2-ene \end{smallmatrix}}{\mathop{|}}\, \\ \end{align}\]


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