The extent of adsorption increases with the increase of __________of the adsorbent.
Pressure
temperature
surface area
quantity
The process of removing an adsorbed substance from a surface on which it is adsorbed is known as _____________
adsorption
absorption
adhesion
desorption
The material on the surface of which the adsorption takes place is known as ____________
adsorbate
absorbate
adsorbent
absorbent
During dialysis
Only solvent molecules can diffuse
Solvent molecules, ions and colloidal particles can diffuse
All kinds of particles can diffuse through the semipermeable membrane
If accumulation of gas on the surface of a solid occurs on account of weak Van der Waal's forces,the adsorption is termed as ___________
Physisorption
Chemisorption
Sorption
The method usually employed for the precipitation of a colloidal solution is
Dialysis
Addition of electrolytes
Diffusion through animal membrane
Condensation
Both adsorption and absorption can take place simultaneously,the _______________term is used to describe both the processes.
chemisorption
sorption
_____________arises due to the fact that the surface particles of the adsorbent are not in the same environment as the particles inside the bulk.
Absorption
Adsorption
Which of the following forms cationic micelles above certain concentration?
Sodium ethyl suhphate
Sodium acetate
Urea
Cetyl trimethyl ammonium bromide
Physical adsorption of a gas by a solid is generally _____________
Reversible
Irreversible
Permanent
Stable