NURSING ANM AND GNM

NURSING EXAM QUESTIONS

PHARMACEUTICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Micellization occurs in which colloid
A
Lyophilic colloids
B
Lyophobic colloids
C
Assocition colloids
D
Both a and c
Explanation: 

Detailed explanation-1: -When dissolved in water these molecules act as electrolyte but if their concentration is increased then their molecules aggregate to form colloidal size particles called micelles. The example is Micelle’s formation in detergents as well as in soaps.

Detailed explanation-2: -Micelles are associated colloids. Associated colloids are those colloids which behave as normal strong electrolytes at low concentrations but exhibit colloidal properties at higher concentrations due to the formation of aggregated particles.

There is 1 question to complete.