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JEE Main & Advanced AIEEE Solved Paper-2007

  • question_answer
    In the following sequence of reactions \[\frac{{{\mu }_{0}}}{2\pi }{{\left( \frac{{{I}_{1}}+{{I}_{2}}}{d} \right)}^{1/2}}\]                                                 \[\frac{{{\mu }_{0}}}{2\pi d}{{(I_{1}^{2}+I_{2}^{2})}^{1/2}}\] the compound 'D' is       AIEEE  Solved  Paper-2007

    A)  butanal           

    B)         n-butyl alcohol                

    C)  n-propyl alcohol             

    D)  propanal

    Correct Answer: C

    Solution :

    \[C{{H}_{3}}C{{H}_{2}}OH\xrightarrow{P+{{l}_{2}}}\,\underset{'A'}{\mathop{C{{H}_{2}}C{{H}_{2}}}}\,\,-l\,\xrightarrow{Mg,\,\,ether}\] \[\xleftarrow[{}]{{{H}_{2}}O}\underset{'C'}{\mathop{C{{H}_{3}}-C{{H}_{2}}-\overset{\begin{smallmatrix}  OMgl \\  | \end{smallmatrix}}{\mathop{C{{H}_{2}}}}\,}}\,\xrightarrow{H-\overset{\begin{smallmatrix}  O \\  |\,| \end{smallmatrix}}{\mathop{C}}\,-H}\underset{'B'}{\mathop{C{{H}_{3}}C{{H}_{2}}Mgl}}\,\] \[\begin{align}   & \underset{'D'}{\mathop{C{{H}_{3}}C{{H}_{2}}}}\,\overset{\begin{smallmatrix}  OH \\  | \end{smallmatrix}}{\mathop{C{{H}_{2}}}}\,+Mg(OH)l \\  & \,\,\,\,\,\,\,n-propyl\text{ }alcohol \\ \end{align}\]


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