Which one of the following salt does not hydrolyzed________________?
A. Na2SO4
B. AlCl3
C. CuSO4
D. NH4Cl
Submitted by :- Jamil Ahmed
Water of crystallization can be removed by________________?
A. drying
B. heating
C. evaporation
D. All of the above
Submitted by :- Jamil Ahmed
1 molar solution of glucose in water contains weight of glucose________________?
A. 180g/dm3
B. 170g/dm3
C. 190g/dm3
D. 195g/dm3
Submitted by :- Jamil Ahmed
If electricity is passed through CuSO4 solution by using Pt electrode then which of the following possible change occurs ?
A. H2 is deposited at cathode
B. Colour of the solution becomes fade (COLOURLESS)
C. Cu is deposited at anode
D. All are possible
Submitted by :- Jamil Ahmed
The relative lowering of vapour pressure is directly proportional to molality if the solution is________________?
A. concentrated
B. dilute
C. saturated solution
D. all of the above
Submitted by :- Jamil Ahmed
ppm means________________?
A. parts of solute in 1 parts of solvent
B. parts of solvent in 1 parts of solute
C. parts of solute in one million parts of solution
D. parts of solvent in one million parts of solute
Submitted by :- Jamil Ahmed
Hydration is a process in which_________________?
A. Molecules are surrounded by solvent molecules
B. Ions are surrounded by solvent molecules
C. Both ions and molecules are surrounded by solvent molecules
D. Both ions and molecules are surrounded by water molecules
Submitted by :- Jamil Ahmed
Beckmanns apparatus is used to measure_______________?
A. boiling point elevation
B. depression in freezing point
C. lowering of vapour pressure
D. lowering of osmotic pressure
Submitted by :- Jamil Ahmed
The determination of correct molecular weight from Raoults law is applicable to_________________?
A. a volatile solute in dilute solution
B. a non-electrolyte & non volatile solute in concentrated solution
C. a non-electrolyte & non volatile solute in concentrated solute
D. non volatile solute in a dilute solution
Submitted by :- Jamil Ahmed
Concentration of solute molecule when they are in equilibrium with solid substance at particular temperature is called________________?
A. saturated solution
B. solubility
C. unsaturated solution
D. super saturated solution
Submitted by :- Jamil Ahmed