MCQ
Bleaching powder is obtained by treating chlorine with
  • A
    $CaO$
  • B
    $CaC{O_3}$
  • C
    $CaS{O_4}$
  • $Ca{(OH)_2}$

Answer

Correct option: D.
$Ca{(OH)_2}$
d
(d) $\overset{+7}{\mathop{HCl{{O}_{4}}}}\,>\overset{+5}{\mathop{HCl{{O}_{3}}}}\,>\overset{+3}{\mathop{HCl{{O}_{2}}}}\,>\overset{+1}{\mathop{HCl}}\,$

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