Classify soaps on the basis of their use for washing clothes and bathing.
Soaps are classified as hard and soft on the basis of their use for washing and bathing respectively.
Types of soaps :
A. Hard soap is used for washing clothes. It is a sodium salt of fatty Acids.
B. Soft soap is used for bathing. It is a potassium salt of fatty acids. It does not cause irritation to the skin