Question
Chemistry Question on Colloids
The protective action of different lyophilic colloids is expressed in terms of
A
oxidation number
B
atomic number
C
Avogadro number
D
gold number
Answer
gold number
Explanation
Solution
The protective action of different lyophilic colloids is expressed in terms of gold number. Smaller the gold number, the greater is the protective action of the given protective colloid.