Separation of a solid from its hot saturated solution by cooling is called__________________?

Related Mcqs:

1. A method of separation of components from its solution using Distribution law is ___________________?

   A. Sublimation
   B. Crystallisation
   C. Solvent extraction
   D. Distillation

2. 58.5g of of NaCl per 1 dm3 of solution of NaCl in water the concentration of solution will be___________________?

   A. 0.1 M
   B. 1 m
   C. 1 M
   D. 0.1 N

3. When 0.01 moles of NaOH are added to a buffer solution, its PH changes from 4.745 to 4.832. What is its?

   A. 0.115
   B. 0.900
   C. 0.015
   D. 0.215

   Submitted by: Muhammad Ali Kunbhar

4. Which of the following technique is used for the separation of insoluble particles from liquids ?

   A. Filtration
   B. Crystallization
   C. Solvent extraction
   D. Chromatography

5. 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

6. Solvent used in separation of biomolecules is _______________?

   A. Acetone
   B. Trichloroacetic acid
   C. Ether
   D. Alcohol

   Submitted by: Safeullah Bullo

7. A solution has pH = 0 its H+ ion concentration is__________________?

   A. 1 x 10-1
   B. 1 x 10-14
   C. 1 x 10-7
   D. 1

8. Which of following metals can be displaced by all other metals from its solution ?

   A. Ag
   B. A
   C. Au
   D. Cu

9. If the volume of solution is equal to sum of volumes of its all components then the solution_____________?

   A. will be an ideal solution
   B. will be non-ideal solution
   C. will show deviations from Raoults law
   D. both b & c

10. The cooling of molten urea by air in the tower is called______________________?

    A. prilling
    B. evaporation
    C. condensation
    D. crystallization