Prof. Anil Thomas and Prof. Santosh Yadav Solutions for Chapter: Surface Chemistry, Exercise 2: Critical Thinking

The charge on the colloidal particles is due to the_______.

The addition of ${\text{AgNO}}_{\text{3}}$ solution to an excess of dilute $\text{NaI}$ solution results in a _______.

The charge on the colloidal particles can be determined by_____ 

Ferric hydroxide sol is positively charged colloid. The coagulating power of  ${\text{NO}}_3^{-}{\text{, SO}}_4^{2-}{\text{ and PO}}_4^{3-}$ions is in the order:   

When two oppositely charged Sols are mixed, ________.

In case of oil in water emulsion, which of the following is NOT true?

Nanomaterials_______

Modified quantum dot nanoparticles_____