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Plaster of Paris, CaSO4.1/2H2O

Calcium sulphate hemihydrate is Plaster of Paris. The formula of Plaster of Paris is CaSO4.1/2H2O. Here, we will study about the preparation, properties and uses of Plaster of Paris, CaSO4.1/2H2O Preparation of Plaster of Paris, CaSO4.1/2H2O Heating Calcium sulphate hemihydrate to 393K forms Plaster of Paris. 2 CaSO4.H2O + 393 K ………………….> 2CaSO4.1/2H2O + 3H2O […]

Calcium carbonate, CaCO3

Introduction Common name of CaCO3 is Limestone. Calcium carbonate occur as calcite, marble, chalk etc. Here, we will study about the preparation, properties and uses of calcium carbonate, CaCO3 Preparation of Calcium carbonate, CaCO3 We can prepare CaCO3 by the following methods : Calcium carbonate preparation from slaked lime : Limestone (CaCO3) forms when CO2 […]

Sodium Carbonate, Washing Soda Na2CO3.10H2O

We will study here about the preparation, properties and uses of Sodium Carbonate. Chemical formula of washing soda is Na2CO3.10H2O Preparation of Sodium Carbonate In Solvay Ammonia Process firstly, CO2 is passed through brine solution saturated with NH3 NH3 + H2O ……………………..> NH4+ + OH- Na+ + Cl- + NH4+ + OH- + CO2 ……………………> […]

Calcium hydroxide Ca(OH)2, Slaked lime

Calcium hydroxide Ca(OH)2 is the chemical formula of slaked lime. Here, in this article you will study about the preparation, properties, chemical reactions and uses of Ca(OH)2 Preparation reactions of Calcium hydroxide Ca(OH)2, slaked lime Slaked lime is sparingly soluble in water. The solubility of slaked lime decreases with rise in temperature. There are various […]

Calcium oxide CaO, Quick lime

Calcium oxide also commonly known as quick lime is one of the most important compounds of calcium. Here, we will study about the preparation, physical and chemical properties and uses of calcium oxide CaO, Quick lime. Preparation of Calcium oxide (CaO), Quick lime Calcium oxide has Chemical formula CaO. Common name of calcium oxide (CaO) […]

Henrys Law solutions

According to Henry’s Law, mass of the gas dissolved in a given volume of a liquid is directly proportional to the pressure of the gas. This is called Henrys law in solutions Solubility of O2 gas of the air in water is called dissolution of O2 which forms the basis of survival of aquatic life. […]


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