CEE Kerala Engineering CEE Kerala Engineering Solved Paper-2002

  • question_answer
    The effective component of bleaching powder is the ............. of calcium:

    A)  \[OCl_{2}^{2-}\]                             

    B)  \[OC{{l}^{-}}\]

    C)  \[{{O}_{2}}C{{l}^{-}}\]  

    D)         \[{{O}^{2-}}\]

    E)  \[C{{l}^{-}}\]

    Correct Answer: B

    Solution :

    The effective component of bleaching powder is the\[OC{{l}^{-}}\]of calcium.


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