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SSC Sample Paper SSC CHSL (10+2) Sample Test Paper-10

  • question_answer
    Bleaching powder is prepared by passing:

    A) Chlorine over slaked lime

    B) Oxygen over slaked lime

    C) Carbon dioxide over slaked lime

    D) Chlorine over quick lime

    Correct Answer: A

    Solution :

    It is manufactured by the calcium process. It is made by the action of chlorine gas on calcium hydroxide.


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