Practicing Success

Target Exam

CUET

Subject

Chemistry

Chapter

Physical: Surface Chemistry

Question:

Which of the following is false regarding macro-molecular colloids?

Options:

Protein solution is an example for macro-molecular colloids

Man-made macro-molecules like polythene can form such colloids

Silver solution can form macro-molecular colloids

These are normally of lyophilic type

Correct Answer:

Silver solution can form macro-molecular colloids

Explanation:

Macro-molecules dissolve in a suitable solvents, gives rise to particles of colloidal size. These are normally of lyophilic type and silver solution is an example for lyophobic and multi-molecular colloids.