Bleaching Powder

Washing soda

Baking soda

Plaster of paris

Sodium hydroxide

produced by the action of chlorine on dry slaked lime

Recrystallisation of sodium carbonate

ore is heated until it turns to soda ash, and then it is combined with carbon dioxide

On heating gypsum at 373 K, it loses water molecules and becomes calcium sulphate hemihydrate

electricity is passed through an aqueous solution of sodium chloride (called brine), it decomposes