Question

List any 2 acids,bases and salts in the form of mixture,compound base material of substance that you come across in your daily life and focus on their uses.

Answer 1

Acids

1. Sulfuric acid is used in the manufacture of paints, plastics, drugs, detergents and in petrol refining, in lead accumulators and in cleaning of metal surfaces before they are coated with other metals.
2. Nitric acid is used to prepare dyes, drugs, explosives, fertilizers and quick drying paints. It is also used in the purification of gold and silver.
3. Hydrochloric acid is used to remove the impurities from the surface of the articles made of iron and steel before galvanization with zinc.

Bases

1. Sodium hydroxide is used in the manufacture of soap, paper, artificial silk, medicines and organic dyes in the purification of oil products. It is also used as an electrolyte in alkaline batteries.
2. Calcium hydroxide is used as a material for dressing of acid burns. It is also used as a manufacture of bleaching powder and as an antidote for acid poisoning.
3. Ammonium hydroxide is used as a reagent in the laboratory, and in removing grease from glass panes, ink spots from clothes.

Salts

1. Ammonium chloride is used in dry cell, battery and in the manufacture of medicine.
2. Potassium nitrate as meat preservative and in the manufacture of fertilizers and fireworks.
3. Sliver nitrate in medicine and photography.
4. Potassium carbonate in the manufacture of glass and soap.
5. Sodium bicarbonate in baking and in fire extinguishers.
6. Sodium hypochlorite in bleaching.