If solute and solvent interactions are more than solute - solute and solvent - solvent interactions then ___________

(a)

It is ideal solution

(b)

It is non-ideal solution with positive deviation

(c)

It is non-ideal solution with negative deviation

(d)

Can't be predicted

Which of the following is correct about a solution showing positive deviation?

(a)

Vapour pressure observed will be the less than that calculated from Raoult's law

(b)

Minimum boiling azeotrope will be formed

(c)

\(\triangle\)H_mix < 0

(d)

\(\triangle\)V_mix < 0 

Which of the following statment is true?

(a)

Molarity of solution is idependent of temperature

(b)

Molality of solution is independent of temperature

(c)

Mole fraction of solute is dependent on temperature

(d)

The unit of molality is mol dm^-3

Among the following mixtures, dipole-dipole as the major inferaction, is present in ________

(a)

Benzene and CCl₄

(b)

Benzene and C₂H₅OH

(c)

CH₃COCH₃ and CH₃CN

(d)

KCI and water

An azeotropic solution of two liquids has a boiling point lower than either of the boiling points of the two liquids when it __________

(a)

shows negative deviation

(b)

shows positive deviation

(c)

shows no deviation

(d)

is unsaturated