A process controlled by Distributive law is__________________?
A. Crystallization B. Sublimation C. Solvent extraction D. Filtration
Chemistry MCQs
Safe and the most reliable method of drying crystals is through_________________?
A. Filter paper B. Vacuum desiccators C. Oven D. None of these
Silica gel and alumina are used as __________________?
A. Mobile phase B. Stationary phase C. Mixed phase D. Single phase
The solvent or mixture of solvents used for separation of compounds is called____________________?
A. Stationary phase B. Mobile phase C. Dynamic phase D. Static phase
Sintered glass is a porous material used for ___________________?
A. absorption B. adsorption C. filtration D. sublimation
Which is not related pair of term used in analytical techniques________________?
A. Filtrate residue B. Sublimate sublimation C. Drying desiccator D. Separating funnel mother liquor
Selection of filter paper depends on size of particles to be________________?
A. filtered B. dried C. decolorized D. decanted
Which is not a sublime material_______________?
A. Iodine B. Benzoic acid C. Ammonium chloride D. Potash alum
Shaking two immiscible liquids increases_________________?
A. Length of contact B. Volume of contact C. Area of contact D. all of above