Punjab Medical Punjab - MET Solved Paper-2010

  • question_answer
    What is the expected structure of the organic product when ethylmagnesium bromide is treated with heavy water\[({{D}_{2}}O)\]?

    A) \[{{C}_{2}}{{H}_{5}}-{{C}_{2}}{{H}_{5}}\]                               

    B) \[{{C}_{2}}{{H}_{5}}OD\]

    C) \[{{C}_{2}}{{H}_{6}}\]                    

    D) \[{{C}_{2}}{{H}_{5}}D\]

    Correct Answer: D

    Solution :

    \[{{C}_{2}}{{H}_{5}}MgBr+{{D}_{2}}O\xrightarrow{Dry\,\,ether}\]\[{{C}_{2}}{{H}_{5}}D+Mg(OD)Br\]


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