Adsorption and colloids
Authored by INDRANI MURUGAN
Chemistry
University
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the adsorption is due to the weak vanderwaals forces between the adsorbent and the adsorbate, it is termed as
Physisorption
Chemisorption
Desorption
Pseudo adsorption
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Smoke is a dispersion of __________
A solid in gas
A gas in solid
A gas in gas
A liquid in gas
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In which of the following colloids is the dispersing medium a liquid?
Mist
Foam
Jelly
shaving cream
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which one of the following is not a colloid?
Milk
Mud
Boric acid
Butter
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which is an example of a colloid?
Aqueous solution of NaCl
Milk
Water
Iron
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A colloid is a
homogeneous mixture
compound
heterogeneous mixture
pure substance
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the process called when the molecules of a substance are retained at the surface of a solid or a liquid?
Absorption
Adsorption
Sorption
Desorption
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