(a) What is salt? Give the names and formulae of any two salts. Also, name the acids and bases from which these salts may be obtained.
(b) What is meant by a family of salts’? Explain with examples.
Answer:
(a) A salt is a compound when a metal replaces the hydrogen atom in an acid.
Example: Sodium chloride NaCl. It is obtained from hydrochloric acid and sodium metal.
Ammonium chloride NH4Cl. It is obtained from ammonia and hydrochloric acid.
(b) The salt having the same positive ions is said to belong to a family of salts.
Sodium chloride and sodium sulfate are examples of a family of salts.