When a saturated solution of sodium chloride is heated, it
(1) becomes remains saturated
(2) becomes unsaturated
(3) becomes supersaturated
(4) achieves equilibrium state
The graph among the following that represents Henry's Law is -
1.
2.
3.
4.
ln liquid which of the following has maximum solubility?
(1) l2
(2) Br2
(3) NaCl
(4) Cl2
Which of the following represents a metastable system?
1. an unsaturated solution
2. a dilute solution
3. a saturated solution
4. a supersaturated solution
When a non-volatile solute is dissolved in a solvent. The relative lowering of vapor pressure is equal to
(1) Molar fraction of solute
(2) Molar fraction of solvent
(3) Concentration of the solute in grams per liter
(4) Concentration of the solute in gram per 100 mL.
Van't Hoff factor is
(1) More than one in case of association
(2) Less than one in case of dissociation
(3) Equal to
(4) Equal to
The solubility of a gas in a liquid increase with
(1) Increase of temperature
(2) Amount of liquid taken
(3) Decrease in temperature
(4) Reduction of gas pressure
Which of the following solution would exhibit abnormal colligative properties?
(1) 1 M glucose
(2) 0.1 M NaCl
(3) 0.1 M sucrose
(4) 10 gram glass powder in water
The number of moles of sodium hydroxide present in 2.5 L and 0.5 M aqueous solution will be
(1) 1.25
(2) 0.5
(3) 12.5
(4) 5
Maximum freezing point will be for 1 molal solution of assuming equal ionization in each case:
(1) [Fe(HO)]Cl
(2) [Fe(HO)Cl] Cl.HO
(3) [Fe(HO)Cl]Cl.2HO
(4) [Fe(HO)Cl].3HO