Dust is a colloid.

Which of the following statements is incorrect with respect to physisorption?

Which of the following is not an example of a water-in-oil emulsion?

Colloids are classified into multi-molecular, macro-molecular and associated colloids.

Which of the following is used to cure arsenic poisoning?

What is the application of a colloidal solution of silver bromide in gelatine?

In which of the following, the dispersed phase and medium can be separated by evaporation?

How are colloidal solutions of gold prepared by different colours?