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JCECE Engineering JCECE Engineering Solved Paper-2010

  • question_answer
    In the manufacture of bromine from sea water, the mother liquor containing bromide is treated with

    A)  carbon dioxide                

    B)  chlorine

    C)  iodine                                 

    D)   sulphur dioxide

    Correct Answer: B

    Solution :

    \[C{{l}_{2}}\] being a stronger oxidising agent oxidises bromide present in the mother liquor to\[B{{r}_{2}}\].                 \[\underset{from\,\,mother\,\,liquor}{\mathop{2B{{r}^{-}}}}\,+C{{l}_{2}}\xrightarrow{{}}\underset{bromide}{\mathop{B{{r}_{2}}}}\,+2C{{l}^{-}}\]


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