
Surface chemistry
Authored by Sakshi Sakshi
Chemistry
12th Grade - University
Used 2+ times

AI Actions
Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...
Content View
Student View
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
At the equilibrium position in the process of adsorption ___________.
ΔH > 0
ΔH = TΔS
ΔH > TΔS
ΔH < TΔS
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The term ‘sorption’ stands for ____________.
absorption
adsorption
both absorption and adsorption
desorption
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Extent of physisorption of a gas increases with ___________.
increase in temperature.
decrease in temperature.
decrease in surface area of adsorbent.
decrease in strength of van der Waals forces.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an example of absorption?
Water on silica gel
Water on calcium chloride
Hydrogen on finely divided nickel
Oxygen on metal surface
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Method by which lyophobic sol can be protected.
By addition of oppositely charged sol.
By addition of an electrolyte.
By addition of lyophilic sol.
By boiling.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Freshly prepared precipitate sometimes gets converted to colloidal solution by ___________.
coagulation
electrolysis
diffusion
peptisation
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following electrolytes will have maximum coagulating value for AgI/Ag+ sol?
Na2S
Na3PO4
Na2SO4
NaCl
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever
or continue with

Microsoft
%20(1).png)
Apple
Others
Already have an account?
Similar Resources on Wayground
20 questions
quiz 2 . 3sec
Quiz
•
11th - 12th Grade
13 questions
OCR A Chemistry – 'Y12 Polymers' 4.1.3j-l
Quiz
•
12th Grade
20 questions
Isotope, Atomic & Molecular Masses, and Inorganic Compounds
Quiz
•
12th Grade
12 questions
5.1 Revising the Atomic Model
Quiz
•
9th - 12th Grade
18 questions
Final Exam Review: Concepts and Calculations
Quiz
•
9th - 12th Grade
10 questions
Final Exam Review: Mix of Stuff
Quiz
•
9th - 12th Grade
12 questions
Physical Properties of Transition Elements
Quiz
•
10th - 12th Grade
20 questions
Chemistry Quiz 1
Quiz
•
12th Grade
Popular Resources on Wayground
7 questions
History of Valentine's Day
Interactive video
•
4th Grade
15 questions
Fractions on a Number Line
Quiz
•
3rd Grade
20 questions
Equivalent Fractions
Quiz
•
3rd Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
22 questions
fractions
Quiz
•
3rd Grade
15 questions
Valentine's Day Trivia
Quiz
•
3rd Grade
20 questions
Main Idea and Details
Quiz
•
5th Grade
20 questions
Context Clues
Quiz
•
6th Grade
Discover more resources for Chemistry
20 questions
Types of Chemical Reactions
Quiz
•
9th - 12th Grade
20 questions
Stoichiometry Practice
Quiz
•
12th Grade
15 questions
Balancing Chemical Equations
Quiz
•
10th - 12th Grade
10 questions
Identifying types of reactions
Quiz
•
9th - 12th Grade
20 questions
electron configurations and orbital notation
Quiz
•
9th - 12th Grade
51 questions
Unit 5: Periodic Trends
Quiz
•
9th - 12th Grade
23 questions
Stoichiometry, Limiting/Excess Reactant, % Yield
Quiz
•
9th - 12th Grade
30 questions
Physical Science - U1 Quiz Review
Quiz
•
9th - 12th Grade