TUTORIAL QUESTIONS FOR DETERGENT AND COSMETICS CHEMISTRY

TUTORIAL QUESTIONS FOR DETERGENT AND COSMETICS CHEMISTRY 

1a. What is a surface active agent?

b. State and explain the classes of surfactants.

c. Enumerate the differences between surfactants and detergents?

2. Complete the following chemical reaction

b. What is A, B, C, D and E?

c. Name the final product of the above reaction

d. Give the comprehensive chemistry involved in the manufacture of linear alkyl benzene sulphonate (LABS)

3a. Define cosmetics?

b. Mention the types/classes of cosmetic you know?

c. Explain the general method for preparing facepower.

d. List  5 applications of cosmetics

4a. Enumerate  the main ingredients for preparing hair cream, body cream and lipstics?

b. State the properties and importance of using the following cosmetic products on the human body;

i. Body creamJJJ

ii. Face powder

iii. Hair cream

iv. Lipstick

5a. What effect does temperature have on the cleaning efficiency?

b. Mention 5 differences between soaps and detergent