Oils and fats are obtained by saponification potassium steatrate. Its formula is `CH_3-(CH_2)_(16)-COO-K_(+)`. Lyophobic end of atom is `(CH_3)` and lyophilic end is `COO-K^(+)`. Potassium stearate is example of

Options

A. lyophobic colloids
B. lyophobic colloids
C. combined colloids or micelles
D. macromolecular colloids

Answer

C

Explanation

The substance, whose molecules associate with given solvent to form colloidal partical known as association colloidal. The molecule of soap and detergen are generally smaller than colloidal particle. These molicules associate in concentration solution to form colloidal size particle. These association of soap and detergent known as micelle.