Q.1.
Absorption is a
Q.2.
In Freundlich adsorption isotherm x/m = Kp1/n, the value of ‘n’ at low pressure is
Q.3.
Which of the following ion will have highest coagulating power for coagulating a negatively charged sol?
Q.4.
'Greater the valency, the higher is the ciagulating power of ion'. This rule was introduced by
Q.5.
In....................catalysis state of reactants and catalyst is different
Q.6.
Air is a
Q.7.
Which of the following process is not responsible for the presence of electric charge on the sol particles?
Q.8.
The values of colligative properties of colloidal solution are of small order in comparison to those shown by true solutions of same concentration because of colloidal particles __________________.
Q.9.
A colloidal system having a solid substance as a dispersed phase and a liquid as a dispersion medium is classified as ____________.
Q.10.
Method by which lyophobic sol can be protected.
Q.11.
Which of the following will show Tyndall effect?
Q.12.
Which of the following interface cannot be obtained?
Q.13.
Which of the following process does not occur at the interface of phases?
Q.14.
At the equilibrium position in the process of adsorption ___________.
Q.15.
Which one of the following is not applicable to the phenomenon of adsorption?
Q.16.
Freshly prepared precipitate sometimes gets converted to colloidal solution by ___________.
Q.17.
Which of the following process is responsible for the formation of delta at a place where rivers meet the sea?
Q.18.
Peptization denotes:
Q.19.
Bredig's arc method is used for the preparation of colloidal soln of:
Q.20.
Temperature above which micelles formation takes place is called as