JEE Main & Advanced Chemistry The s-Block Elements / s-ब्लॉक के तत्व Question Bank Alkaline Earth Metals

  • question_answer
    Bleaching powder is obtained by the interaction of chlorine and [CPMT 1972, 78, 89; 2002; DPMT 1983]

    A) Conc. solution of \[Ca{{(OH)}_{2}}\]

    B) Dilute solution of \[Ca{{(OH)}_{2}}\]

    C) Dry calcium oxide

    D) Dry slaked lime

    Correct Answer: D

    Solution :

    \[\underset{\text{Slaked lime}}{\mathop{Ca{{(OH)}_{2}}}}\,+C{{l}_{2}}\to \underset{\begin{smallmatrix}  \text{Bleaching } \\  \text{powder } \end{smallmatrix}}{\mathop{CaOC{{l}_{2}}}}\,+{{H}_{2}}O\]


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