Punjab Medical Punjab - MET Solved Paper-2008

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

    A)  2-methyl-3-ethyl-1-pentene

    B)  3-ethyl-4-methyl-4-pentene

    C)  3-ethyl-2-methyl-1-pentene

    D)  3-methyl-2-ethyl-1-pentene

    Correct Answer: C

    Solution :

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


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