Acids, Bases and Salts

The chemicals which we come across in our daily life can be categorized as acids, bases or salts. For example the common salt is sodium chloride and the detergent powder that is used for washing clothes is another salt of sodium i.e. sodium carbonate.

The vinegar used in pickles is an acid i.e. acetic acid, the citrus fruits also contains the acid.

The solution which is used for white washing contains calcium hydroxide which is a base. The soaps which we use is made from the base sodium chloride. Now in order to identify whether a given substance is an acid or a base, an indicators is used.