Basics of Chemistry > News > 2023 > October
Sodium Hydroxide (Caustic Soda), NaOH

Sodium hydroxide, NaOH has the common name of caustic soda. Here, we will study about the preparation, properties and uses of sodium hydroxide, (Caustic soda) Introduction of Sodium Hydroxide (Caustic Soda), NaOH Preparation of NaOH by Castner-Keller cell There is a large rectangular iron tank. Ionisation of NaCl takes place on passing electricity through it. […]

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 […]