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J & K CET Engineering J and K - CET Engineering Solved Paper-2003

  • question_answer
    The correct IUPAC name of the following compound is \[C{{H}_{3}}C{{H}_{2}}\underset{C{{H}_{3}}}{\mathop{\underset{|}{\mathop{CH}}\,}}\,-C=\underset{{{C}_{2}}{{H}_{5}}}{\mathop{\underset{|}{\mathop{C}}\,}}\,-\underset{{{C}_{2}}{{H}_{5}}}{\mathop{\underset{|}{\mathop{C}}\,}}\,HC{{H}_{2}}C{{H}_{2}}C{{H}_{2}}C{{H}_{3}}\]

    A)  5, 6-dimethyl-8-methyl dec-6-ene

    B)  6-butyl-5-ethyl-3-methyl oct-4-ene

    C)  5, 6-diethyl-3-methyl dec-4-ene

    D)  2, 4, 5-triethyl non-3-ene

    Correct Answer: C

    Solution :

     \[\underset{5,6-diethyl-3-methyl\,dec-4-ene}{\mathop{\overset{1}{\mathop{C}}\,{{H}_{3}}\overset{2}{\mathop{C}}\,{{H}_{2}}-\underset{C{{H}_{3}}}{\mathop{\underset{|}{\overset{3}{\mathop{C}}}\,}}\,H-\overset{4}{\mathop{C}}\,=\underset{{{C}_{2}}{{H}_{5}}}{\mathop{\underset{|}{\overset{5}{\mathop{C}}}\,}}\,H-\underset{{{C}_{2}}{{H}_{5}}}{\mathop{\underset{|}{\overset{6}{\mathop{C}}}\,}}\,H\overset{7}{\mathop{C}}\,{{H}_{2}}\overset{8}{\mathop{C}}\,{{H}_{2}}\overset{9}{\mathop{C}}\,{{H}_{2}}\overset{10}{\mathop{C}}\,{{H}_{3}}}}\,\]


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