MCQ
Bleaching powder is obtained by treating chlorine with
- A$CaO$
- B$CaC{O_3}$
- C$CaS{O_4}$
- ✓$Ca{(OH)_2}$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
[${\underset{\raise0.3em\hbox{$\smash{\scriptscriptstyle-}$}}{O}} =$ mass $- 18$ isotope of oxygen]

