Write any two uses of Bleaching powder.

Write any two uses of Helium.

Write any two uses of argon.

Bleaching powder acts as

Formula of bleaching powder

Write any two uses of acetylene.

Write any two uses of zeolites .

Write any four uses of washing soda.

Chloroform is prepared by the use of bleaching powder. The organic compound taken is A) C_2H_5OH " " B) CH_3CHO C) CH_3COOH " " D) CH_3COOH

Write any two uses of centrifuge.

There are four packets of bleaching powder, baking powder, washing soda, p.o.p in a shop. Which question is suitable to pose to select correct pack for cooking?