On adding few drops of dil. HCl or FeCl3 to freshly precipitated ferric hydroxide, a red coloured colloidal solution is obtained. This phenomenon is known as:
Correct answer: A. Peptization
- A. Peptization
- B. Dialysis
- C. Protection
- D. Dissolution
Explanation
Peptization is the process responsible for the formation of stable dispersion of colloidal particles in dispersion medium.
Last updated
Related questions
0.5 molar solution NaOH contains:
10.0 grams of glucose are dissolved in water to make 100 cm3 of its solution, its molarity is:
A freshly prepared Fe(OH)3 precipitate is peptised by adding FeCl3 solution. The charge on the colloidal particles is due to the preferential adsorption of:
A solution of glucose (C6H12O6) is isotonic with 4 g of urea (NH2 - CO - NH2 ) per liter of solution. The concentration of glucose is :
A substance which completely destroys or reduces the activity of the catalyst is called :