PP

1. i) Addition or extra solute will not dissolve in …………
A. Saturated solution
B. Dilute solution
C. Concentrated solution
D. Non-aqueous solution
ii) Number of moles of a solute per liter of solution is
A. Molarity
B. Molality
C. Normality
D. Mole fraction
iii) Apparatus used to determine surface tension is…………
A. Capillary tube viscometer
B. Du Nouy tentiometer
C. Rotometer
D. Rheometer
iv) Stalagmometer is used to determine the
A. Viscosity
B. Solubility
C. Particle size
D. Surface tension
v) HLB value of detergents is between ……………
A. 1-3
B. 3-6
C. 8-18
D. 13-15
vi) Sodium lauryl sulphate is
A. Surfactant
B. Suspending agent
C. Wetting agent
D. Anti-foaming agent
vii) CMC is
A. Critical Micellar Concentration

2. B. Chemical Molecular Concentration
C. Critical Molecular Concentration
D. Critical Molecular Compound
viii) The experiment of determination of partition coefficient of Iodine involves
A. Iodometric titration
B. Acid-base titration
C. Complexometric titration
D. Iodimetric titration
ix) Adsorption phenomenon is having application in
A. Emulsification
B. Chromatography
C. Solubilization
D. Saponification
x) Sparingly soluble means the parts of solvent required for one part of solute is
A. From 1-10
B. From 10-30
C. From 30-100
D. From 100-1000