RAJASTHAN ­ PET Rajasthan PET Solved Paper-2004

  • question_answer
    The IUPAC name of \[HO{{H}_{2}}C-C{{H}_{2}}-CH-{{(C{{H}_{2}}OH)}_{2}}\]

    A)  3-hydroxy methyl-1, 4-butane diol

    B)  2-hydroxy methyl-1, 4-butane diol

    C)  2-hydroxy methyl-4-hydroxy butanol

    D)  3-hydroxy methyl-4-hydroxy butanol

    Correct Answer: B

    Solution :

     \[\underset{2-hydroxy\text{ }methyl-1,\text{ }4-butane\text{ }diol}{\mathop{HO{{H}_{2}}\overset{4}{\mathop{C}}\,-\overset{3}{\mathop{C}}\,{{H}_{2}}-\underset{\begin{smallmatrix}  | \\  _{1}C{{H}_{2}}OH \end{smallmatrix}}{\mathop{\overset{2}{\mathop{C}}\,H-C{{H}_{2}}OH}}\,}}\,\]


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