All of following are false about bleaching powder except-
Ans. is 'd' i.e., Unstable compound on storage Bleaching powder o Bleaching powder or chlorinated lime is white amorphous powder with pungent smell of chlorine. o It contains about 33% of available chlorine. o Used for disinfection of water, feces, & urine, and as a deodorant. o 5% solution is suitable for disinfection of faeces and urine allowing a period of one hour for disinfection. o Action is rapid but brief. o The chief drawback is that it is an unstable compound and loses its chlorine content on storage.
Contains 20 % available chlorine
20 % solution used for disinfection of faeces
Unstable compound on storage
Not used for disinfection of feces & urine