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How would you distinguish between Bleaching Powder and Plaster of Paris by heating? |
| Answer» PLASTER OF PARIS:-=> It is prepared by heating gypsum at 373 k it loses water molecules and become plaster of Paris.=>\xa0Uses:-✔It is used for making surface smooth wall\'s celling.✔It is used by the doctor to support fractured in right position.✔It is used for making toys and decoration purposes.WASING SODA :- (NA2CO3.10 H2O) sodium carbonate dechydrateIt is obtained by heating baking soda and then re - crystallisation of sodium carbonate gives washing soda .=>Na2CO3 -----> Na2CO3+H2O+ CO2 (presence of heat )=>Na2CO3 + 10H2O --------> Na2CO3 .10H2OUSES:-=> It is used for making borax=> It is used for removing permanent hardness of water.=> It is used for domestic purposes as a cleansing agent.=> It is used in glass soap and paper industries. | |