Water of crystallization can be removed by________________?
A. drying
B. heating
C. evaporation
D. All of the above
Chemistry Mcqs
1 molar solution of glucose in water contains weight of glucose________________?
1 molar solution of glucose in water contains weight of glucose________________?
A. 180g/dm3
B. 170g/dm3
C. 190g/dm3
D. 195g/dm3
Solution of Na2SO4 will be_________________?
Solution of Na2SO4 will be_________________?
A. basic
B. acidic
C. neutral
D. cannot be presicted without data
The compounds in which water molecules are added are called_______________?
The compounds in which water molecules are added are called_______________?
A. Hydrated ions
B. double salts
C. hydrates
D. complexes
Boiling point elevations can be measured by__________________?
Boiling point elevations can be measured by__________________?
A. Beckmanns method
B. Landsbergers method
C. Linds method
D. none of the above
Solubility of KCIO3 gives__________________?
Solubility of KCIO3 gives__________________?
A. continuous and falling solubility curve
B. discontinuous and falling solubility curve
C. continuous and rising solubility curve
D. discontinuous and rising solubility curve
Mixtures which distill over without change in composition called___________________?
Mixtures which distill over without change in composition called___________________?
A. zeotropic mixture
B. azeotropic mixture
C. amphoteric mixture
D. ideal solution
The relative lowering of vapour pressure is_____________________?
The relative lowering of vapour pressure is_____________________?
A. equal to the mole fraction of solvent
B. equal to the mole fraction of solute
C. directly proportional to the mole fraction of solute
D. both B & C
In partially miscible liquids the two layers are___________________?
In partially miscible liquids the two layers are___________________?
A. saturated solutions of each liquid
B. unsaturated solutions of each liquid
C. normal solution of each liquid
D. no layer formation takes place
Number of moles in 1 kg of solvent is called_________________?
Number of moles in 1 kg of solvent is called_________________?
A. normality
B. molarity
C. molality
D. mole fraction