Describe two important uses of each of the following:

Caustic Soda

o In petroleum refining process
o In the manufacture of soap paper, artificial silk, and a number of chemicals
o In the process of purifying bauxite
o In textile industries to mercerise cotton fabrics
o In the preparation of pure fats and oils
o As a reagent in laboratory

Uses of Sodium Carbonate

o In water softening
o It is used in laundering and cleaning
o In the manufacture of glass, soap, borax, and caustic soda
o In industries in the manufacture of paper, paints, and textile
o In laboratory as a reagent

Uses of Quick Lime

• For manufacturing cement, it is also the cheapest form of alkali
• For manufacturing sodium carbonate from caustic soda
• For manufacturing dye stuffs
• For purifying sugar

(i) Caustic soda 

(a) Heavily used in soap industries. 

(b) Common reagent in laboratories.

(ii) Sodium carbonate 

(a) Finds uses in both soap and glass industries. 

(b) Also finds use as a water softener.

(iii) Quick lime 

(a)Finds use as a primary material for manufacturing slaked lime

(b) It helps in the manufacture of cement and glass.