Question
Question: Gold numbers of protective colloids A, B, C and D are 0.50, 0.01, 0.10 and 0.005, respectively. The ...
Gold numbers of protective colloids A, B, C and D are 0.50, 0.01, 0.10 and 0.005, respectively. The correct order of their protective powers is
A
C < B < D < A
B
A < C < B < D
C
A < The adsorption of a gas is directly proportional to the pressure of gas. C < B < D
D
D < A < C < B
Answer
A < C < B < D
Explanation
Solution
Higher the gold number, lesser will be the protective power of colloid.