VMMC VMMC Medical Solved Paper-2007

  • question_answer
    The IUPAC name of \[C{{H}_{2}}=CH-\underset{C{{H}_{2}}-C{{H}_{2}}-C{{H}_{3}}}{\mathop{\underset{|}{\mathop{CH}}\,}}\,-C{{H}_{2}}-C{{H}_{3}}\]

    A) 3-prdpyl pentene-1

    B) 3-ethyl penten-1

    C) 4-ethyl hexene-1

    D) 3-ethyl hexene-1

    Correct Answer: D

    Solution :

    Key Idea: Select the longest possible carbon atom chain, the number the chain and write the name of compound according to IUPAC rules \[\overset{1}{\mathop{C}}\,{{H}_{2}}=\overset{2}{\mathop{C}}\,H-\underset{\begin{smallmatrix}  \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,4 \\  3-\text{ethylhexene}-1 \end{smallmatrix}}{\mathop{\underset{\,\,C{{H}_{2}}-\underset{5}{\mathop{C}}\,{{H}_{2}}-\underset{6}{\mathop{C}}\,{{H}_{3}}}{\mathop{\underset{|}{\mathop{\overset{3}{\mathop{C}}\,H-C{{H}_{2}}-C{{H}_{3}}}}\,}}\,}}\,\]


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