
Surface Chemistry
Authored by Vinod Garg
Science, Chemistry
12th Grade
Used 85+ times

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15 questions
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1.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
What kind of process is adsorption?
2.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Entropy during adsorption ...........
Decreases
Increases
Remain Same
Cannot say
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Peptisation is a process of
Precipitation of colloid
Dispersion of precipitate
purification of colloids
Movement of colloid under electric potential
4.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
The difference in potential of fixed and mobile layer is called ..........
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Extent of physisorption increases with
decrease in surface area
increase in temperature
decrease in temperature
decrease in strength of van der waal forces
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
In physisorption adsorbent does not show specificity for any particular gas because ______________.
involved van der Waals forces are universal
it is a reversible process
Enthalpy is low
Gases behave as ideal gases
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
At high concentration of soap in water, soap behaves as
multimolecular colloid
macromolecular colloid
associated colloid
Solution
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