Solvent used in separation of biomolecules is _______________?

Related Mcqs:

1. 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

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

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

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

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

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

   A. vapourization
   B. solvent extraction
   C. filtration
   D. crystallization

5. Benzene is a good solvent for__________________?

   A. fats
   B. resins
   C. iodine
   D. all the above

6. A technique of partition chromatography in which the solvent is in a pool at the bottom of container_______________?

   A. Adsorption chromatography
   B. Ascending chromatography
   C. Radial chromatography
   D. Descending chromatography

7. Ratio of the amount of solute in organic and aqueous solvent is________________?

   A. Retardation factor
   B. Distribution co-efficient
   C. Distribution in aqueous solution
   D. All statements are wrong

8. In solvent extraction ether is used to separate products of organic synthesis from________________?

   A. water
   B. iodine
   C. hydrochloric acid
   D. gases

9. In crystallization if the solvent is inflammable then direct heating is________________?

   A. needed
   B. avoided
   C. depends on temperature
   D. crystallization does not involve heating

10. Number of moles in 1 kg of solvent is called_________________?

    A. normality
    B. molarity
    C. molality
    D. mole fraction