Question
Question: If some gelatin is mixed in colloidal solution of gold, then it does ....
If some gelatin is mixed in colloidal solution of gold, then it does .
A
Coagulation of gold
B
Peptization of gold
C
Protection of gold sol
D
Protection of gelatin
Answer
Protection of gold sol
Explanation
Solution
Some gelatin is mixed in colloidal solution of gold to form ppt of gold (peptization of gold). Because formation of layer on colloidal particle.