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Chemistry 11 Chapter 9
Solutions
Test 9
1.
For measuring of freezing point depression which method is used?
a) Backmann’s method
b) Both of these
c) None of these
d) Rast’s camphor method
2.
Addition of water molecules by the breakage of O-H bond is called?
a) None of these
b) Saturation
c) Hydration
d) Hydrolyses
3.
Solution containing relative smaller amount of solute molecule is called?
a) Unsaturated solution
b) Saturated solution
c) Super saturated solution
d) Dilute solution
4.
Which one Is the type of liquid property?
a) Colligative property
b) All of these
c) Constitutive property
d) Additive property
5.
Decrease in freezing point is called?
a) Molar freezing constant
b) Molal freezing point constant
c) Molar boiling constant
d) Molal boiling constant
6.
Water of crystalizatin can be removed by?
a) Crystallization
b) Drying
c) Evaporation
d) Heating
7.
Addition of solute in solvent?
a) Increase the boiling point
b) Increase the freezing point
c) Decrease the boiling point
d) Decrease the freezing point
8.
Osmotic pressure is the example of?
a) Collgative property
b) Constitutive property
c) Additive property
d) None of these
9.
When the vapour pressure is less than the predicted value of Routs’s law it show?
a) Non-ideal behavior
b) Positive deviation
c) Negative deviation
d) Ideal behavior
10.
Hydrochloric acid in water is an example of?
a) Ideal solution
b) Negative deviation
c) Non-ideal solution
d) Positive deviation
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