Which of the following is a synthetic detergent?
a. sodium 4-dodecylbenzenesulfonate
b. N-(2-hydroxyethyl)dodecanamide
c. sodium perborate dihydrate
d. sodium palmitate
Question 2
Which of the following is not true?
a. sodium soaps are prepared by saponification of triglycerides
b. a by-product of the saponification of triglycerides is glycerol
c. soap molecules assemble into micelles
d. grease molecules absorb on to the surface of micelles