how can we prepare bleaching powder and baking soda
Answers
Chemical formula of Bleaching Powder is CaOCl2 and its Chemical name is Calcium Oxychloride.
It is Prepared by Chlorine gas over dry slaked lime. Generally this method is used in large scale preparation of bleaching powder.
Ca(OH)2 + Cl2 → CaOCl2 + H2O
Baking Soda
Preparation
It is prepared by reaction of cold and concentrated solution of sodium chloride with ammonia and carbon dioxide.
Explanation:
BLEACHING POWDER
CHEMICAL NAME: calcium oxichloride
CHEMICAL FORMULA: CAOCL2
PREPARATION: it can be prepared by passing chlorine gas over dry slake lime.
USES: 1.it is used in textile industries
2. it is used to make wool unshrinkable
BAKING SODA
CHEMICAL NAME: sodium hydrogen carbonate
CHEMICAL FORMULA: NA HCO3
PREPARATION: it can be prepared by passing carbon dioxide gas and ammonia gas through a cold and concentrated solution of sodium chloride
USES: 1. it is used for making baking powder which is further used for making bread and cake spongy and soft.
2. it is used in soda fire extinguisher.