Different components of a mixture have different Rf values due to________________?

Related Mcqs:

1. The technique used to separate components of mixture in solid phase ?

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

2. Spectrum is produced due to________________?

   A. Different wavelength
   B. Different colours
   C. Different intensities
   D. all have little contribution

3. An enzyme has its specificity due to________________?

   A. Substrate
   B. Structure
   C. Temperature
   D. Pressure

4. Activated complex is formed due to________________?

   A. Pressure
   B. Effective collision
   C. Ineffective collisions
   D. Temperature

5. Carbonates of lithium are not stable like that of sodium due to________________?

   A. Low electronegativity
   B. Low electropositivity
   C. Low charge density
   D. Not known yet

6. Estimation of amounts of different components in a sample is________________?

   A. Quantitative analysis
   B. Qualitative analysis
   C. Stochiometery
   D. Physical chemistry

7. Identification of the components of a sample is_________________?

   A. Quantitative analysis
   B. Qualitative analysis
   C. Stoichiometry
   D. Physical chemistry

8. 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

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

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

10. 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