RAJASTHAN ­ PET Rajasthan PET Solved Paper-2003

  • question_answer
    The product is formed on the reaction of ethylene bromide with Zn

    A)  alkane          

    B)  alkene

    C) alkyne          

    D)  All of these

    Correct Answer: B

    Solution :

     \[\underset{\begin{smallmatrix}  ethylene \\  bromide \end{smallmatrix}}{\mathop{\underset{C{{H}_{2}}Br}{\overset{C{{H}_{2}}Br}{\mathop{|}}}\,}}\,+Zn\xrightarrow[{}]{{}}\underset{\begin{smallmatrix}  \,\,\,\,ethene \\  (alkene) \end{smallmatrix}}{\mathop{\underset{C{{H}_{2}}}{\overset{C{{H}_{2}}}{\mathop{||}}}\,}}\,+ZnB{{r}_{2}}\]


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