Prof. Anil Thomas and Prof. Santosh Yadav Solutions for Chapter: Surface Chemistry, Exercise 3: Competitive Thinking

Which of the following colloids CANNOT be easily coagulated?    
$\mathbf{[}\mathbf{KCET}\mathbf{ }\mathbf{2015}\mathbf{]}$

Different colloidal particles of gold having different colours, are obtained from different methods due to _______       

Which of the following characteristics is TRUE with respect to colloids?
$\mathbf{[}\mathbf{CPMT}\mathbf{ }\mathbf{1993}\mathbf{;}\mathbf{ }\mathbf{UPSEAT}\mathbf{ }\mathbf{2000}\mathbf{]}$

The ability of an ion to bring about coagulation of a given colloid depends upon _____.

The order of coagulating power of ${\text{PO}}_4^{3-}{\text{, SO}}_4^{2-}{\text{ and Cl}}^{\text{-}}$ in the coagulation of a positive sol is _____.

The amount of electrolytes required to coagulate a given amount of $\mathrm{AgI}$colloidal solution (–ve charge) will be in the order ______.

Milk is dispersion of _______.

Light scattering takes place in ______.