The number of components in a binary solution is _____________

(a)

2

(b)

3

(c)

4

(d)

5

A solution in which no more solute can be dissolved in a definite amount of solvent at a given temperature is called ___________

(a)

Saturated solution

(b)

Un saturated solution

(c)

Super saturated solution

(d)

Dilute solution

When pressure is increased at constant temperature the solubility of gases in liquid _________

(a)

No change

(b)

increases

(c)

decreases

(d)

no reaction

A 25% alcohol solution means 

(a)

25 ml alcohol in 100 ml of water

(b)

25 ml alcohol in 25 ml of water

(c)

25 ml alcohol in 75 ml of water

(d)

75 ml alcohol in 25 ml of water

Which of the following is hygroscopic in nature?

(a)

ferric chloride

(b)

copper sulphate pentahydrate

(c)

silica gel

(d)

none of the above