Question

a sanitary worker uses a white chemical having strong smell of chlorine gas to disinfection the water tank (1) write it's two uses

Answer 1

Bleaching powder CaOCI2
Ca(OH)2+CI2=CaOCI2+H2O
USES
1. an oxidising agent in many industries.
2. for bleaching cotton and linen in textile industry

Answer 2

The white chemical having strong smell of chlorine gas is bleaching powder

It's uses
1)it is used in laundry for bleaching washed clothes
2) it is used in linen and cotton textiles for bleaching
3)it is used as oxidising agent in many chemical industries