VMMC VMMC Medical Solved Paper-2011

  • question_answer
    IUPAC name of the compound \[C{{H}_{3}}-C{{H}_{2}}-\underset{C{{H}_{2}}}{\mathop{\underset{|\,\,|}{\mathop{C}}\,}}\,-\underset{C{{H}_{2}}}{\mathop{\underset{|\,\,|}{\mathop{C}}\,}}\,-C{{H}_{3}}\]is

    A) 3-ethyl-2-methyl buta-1, 3-diene

    B) 2-ethyl-3-methylbuta-1, 3-diene

    C)  2, 3-methylidene pentane

    D)  2-methyl-3-methylidene pent-1-ene

    Correct Answer: B

    Solution :

    \[C{{H}_{3}}-CH\,\,\,\,\,{{\,}_{2}}\_\_\underset{_{1}C{{H}_{2}}}{\mathop{\underset{||}{\overset{2}{\mathop{C}}}\,}}\,\_\_\underset{_{4}C{{H}_{2}}}{\mathop{\underset{||}{\overset{3}{\mathop{C}}}\,}}\,\_\_\,C{{H}_{3}}\] 2-ethyl-3-methyl buta-1, 3-diene


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