Chromatography mcq Part-1 M.Sc. Chemistry first year

M. Sc. First year Postgraduate degree course

First Semester

CHE - 101

ANALYTICAL CHEMISTRY

MCQ on Chromatography

1. Paper chromatography is:
a) Adsorption chromatography
b) Partition chromatography
c) Ion exchange chromatography
d) All of these
Answer:(b)

2. In which Chromatography stationary phase is more polar than mobile phase ?
a) Ion exchange
b) Liquid liquid Chromatography
c) Reversed chromatography
d) None of the above
Answer:(c)

3. Which force is involved in the Chromatography ?
a) Hydrogen bonding
b) London force
c) Electric static force
d) All of the above
Answer:(d)

4. Which technique is also known as colour writing ?
a) NMR
b) Mass spectroscopy
c) Chromatography
d) All of the above
Answer:(c)

5. Chromatogram is?
a) Solute concentration vs Elution time
b) Solute concentration vs Elution volume
c) A and B
d) None of the above
Answer:(c)

6. Which compound is hold by stationary phase?
a) Polar compound
b) Non polar compound
c) A and B
d) None of the above
Answer:(a)

7. What is the Analyte ?
a) Substance for separation
b) Substance for impurity
c) A and B
d) None of the above
Answer:(a)

8. What is Eluent?
a) is a liquid solution .
b) is a liquid solution that is a result from Elution.
c) It is a solvent that used for separation of absorbed material from stationary phase.
d) None of the above
Answer:(c)

9. What is the principle of TLC ?
a) Partition
b) Absorption
c) Adsorption
d) A and B
Answer:(c)

10. Which sentence is false about TLC ?
a) It is very simple method
b) It is less time consuming.
c) Applied to all type of sample.
d) It is very costly.
Answer:(d)

11. Which is not factor for choosing adsorbent?
a) Nature of the adsorbent
b) Solubility of the adsorbent
c) Chemical nature
d) Temperature.
Answer:(d)

12. The mobile phase rises due to
a) Capillary action
b) Partition coefficient
c) Temperature
d) All of the above
Answer:(a)

13. The components with more affinity towards the stationary phases is
a) Travels slowly
b) Travels fast
c) A and B
d) None of the above
Answer:(a)

14. The components with less affinity towards the stationary phases is
a) Travels slowly
b) Travels fastly
c) A and B
d) None of the above
Answer:(b)

15. Which is not related to TLC development?
a) Sandwich method
b) Horizontal
c) Two dimensional
d) Column
Answer:(d)

16. Which is not an application of TLC?
a) TLC can be successful used for isolation of vitamin like A,D,and E using silica gel.
b) Identification of drug.
c) Neomycin sulphate can be isolating on activated compound.
d) It determine the moisture.
Answer:(d)

17. In Iodine chamber, which color spot are seen?
a) Red colour.
b) Brown colour.
c) Yellow colour
d) Green colour

Answer:(b)

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