Question

Colligative properties of the solution depend upon

(a) Nature of the solution

(b) Nature of the solvent

(c) Number of solute particles

(d) Number of moles of solvent

2. Which is not a colligative property?

(a) Osmotic pressure

(b) Relative lowering in vapour pressure

(c) Depression in freezing point

(d) Refractive index

3. The lowering of vapour pressure of a solvent by

addition of a non-volatile solute to it is directly

proportional to:

(a) The strength of the solution

(b) The nature of the solute in the solution

(c) The atmospheric pressure

(d) All

4. The boiling point of C6H6

, CH3OH, C6H5NH2

and

C6H5NO2

are 80οC, 65οC, 184οC and 212οC

respectively. Which will show highest vapour pressure

at room temperature:

(a) C6H6

(b) CH3OH

(c) C6H5NH2

(d) C6H5NO2

5. The molal elevation constant is the ratio of the

elevation in B.P. to :

(a) Molarity

(b) Molality

(c) Mole fraction of solute

(d) Mole fraction of solvent​

Answer 1

Answer:

following are correct and verified answer . I think it will satify u

1: C

2: D

3: B

4: D

5: B