Question

a) Chemotherapy is a term found in medical terminology. What is chemotherapy? Write example? 

b) Synthetic detergents are classified into three categories.

i) What are the three categories?

ii) To which of the above categories of synthetic detergents, does the liquid dish washing detergents belong?

Answer 1

a) It is the branch of chemistry which deals with the treatment of disceases using suitable chemicals.

b) i) Synthetic detergents are mainly classified into three categories:

1) Anionic detergents

2) Cationic detergents and

3) Non-ionic detergents
ii) Liquid dishwashing detergents are non- ionictype.