BHU PMT BHU PMT Solved Paper-2004

  • question_answer
    Which of the following is industrially prepared by passing ethylene into hypochlorous acid?

    A)  Ethylene glycol

    B)  Ethylene oxide

    C)  Ethylene dinitrate

    D)  Ethane

    Correct Answer: A

    Solution :

                                 \[\underset{Ethylene}{\mathop{{{H}_{2}}C=C{{H}_{2}}}}\,+HOCl\xrightarrow[{}]{{}}\underset{(Ethylene\text{ }chlorohydrin)}{\mathop{\underset{\begin{smallmatrix}  | \\  Cl \end{smallmatrix}}{\mathop{{{H}_{2}}C}}\,-C{{H}_{2}}OH}}\,\] \[\xrightarrow[{}]{NaHC{{O}_{3}}}\underset{Ethylene\text{ }glycol}{\mathop{\underset{\begin{smallmatrix}  | \\  OH \end{smallmatrix}}{\mathop{{{H}_{2}}C}}\,-\underset{\begin{smallmatrix}  | \\  OH \end{smallmatrix}}{\mathop{C{{H}_{2}}}}\,}}\,+NaCl+C{{O}_{2}}\]


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