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      Question

      Which of the following is treated with chlorine to

      obtain bleaching powder?
      A Ca (OH)â‚‚ Correct Answer Incorrect Answer
      B Mg (OH)â‚‚ Correct Answer Incorrect Answer
      C CaSOâ‚„ Correct Answer Incorrect Answer
      D CaClâ‚‚ Correct Answer Incorrect Answer

      Solution

      When calcium hydroxide Ca(OH)â‚‚ is treated with chlorine gas it yields bleaching powder.Bleaching powder is a yellowish white powder with a strong smell of chlorine.It is widely used for water treatment and as a bleaching agent.

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