Distillation

Question 1

The process of heating a liquid mixture to form vapours and then cooling the vapours to get pure component is called ____________
a) Crystallisation
b) Distillation
c) Chromatography
d) Sublimation

Answer 1

b) Distillation

Question 2

Porcelain pieces are put into the distillation flask to avoid ____________
a) Overheating
b) Uniform boiling
c) Bumping of the solution
d) None of the mentioned options

Answer 2

c) Bumping of the solution

Question 3

The boiling point of chloroform is ____________
a) 334 K
b) 286 K
c) 350 K
d) 298 K

Answer 3

a) 334 K

Question 4

The boiling point of aniline is ____________
a) 438 K
b) 370 K
c) 338 K
d) 457 K

Answer 4

d) 457 K

Question 5

How aniline and chloroform can be separated?
a) Sublimation
b) Condensation
c) Distillation
d) Evaporation

Answer 5

c) Distillation

Question 6

Which of the following is not separated through distillation process?
a) Acetone and water
b) Aniline and chloroform
c) Impurities in Sea water
d) Milk and water

Answer 6

d) Milk and water

Question 7

Which of the following will vaporize faster?
a) Aniline
b) Chloroform
c) Water
d) Kerosene

Answer 7

b) Chloroform

Question 8

The distilled water is collected in ____________
a) Receiver
b) Adapter
c) Condenser
d) Round bottom flask

Answer 8

a) Receiver

Question 9

The process of distillation is used for the liquids having ____________
a) Sufficient difference in their boiling point
b) Sufficient difference in their melting point
c) Sufficient difference in their solubility
d) None of the mentioned

Answer 9

a) Sufficient difference in their boiling point

Question 10

The residue in the round bottom flask is ____________
a) Volatile
b) Non volatile
c) None of the mentioned
d) Volatile & Non volatile

Answer 10

b) Non volatile