Question

Starting from quick lime how would yo prepare bleaching powder

Answer 1

first qick lime is converted into slaked lime by reaction of quick lime with water.
CaO+ H2O➡Ca(OH)2
when chlorine gas is passed through slaked lime then we obtain bleaching powder and hydrogen gas is also released.
Ca(OH)2 + Cl2 ➡ CaOCl2 + H2

hope it helps you.

Answer 2

Here is ur answer.........

Quick lime (CaO) react vigorously with water to for slaked lime (calcium hydroxide). When chlorine gas is passed to dry slaked lime we ged bleaching powder.

Hope it helps!!☺☺