North Maharashtra University 2009 B.Sc Chemistry Chromatogrphic analysis - Question Paper

S.Y.B.Sc.-Paper-CH-222
Second Term Q.B. (Analytical Chemistry)

Chromatogrphic analysis

ques. of 2 marks.
1. describe the term Chromatography.
2. Mention the 2 phases involved in Chromatography.
3. explain the limitation of chromatographic technique.
4. Name the classes of Chromatography with 1 example of every.
5. What do you mean by Partition chromatography?
6. What do you mean by Adsorption chromatography?
7. describe the term adsorbent with suitable examples.
8. Name the 2 adsorbent used for Thin Layer Chromatography.
9. describe the term Rf value.
10. What is ion exchange chromatography?
11. What do you mean by Cation exchange resin.
12. What do you mean by Anion exchange resin.
13. What do you mean by resins?
14. Write the kind of ion exchange resins with suitable example.
15. What is cross linkage?
16. provide the example of cation and anion exchange resins.
17. Mention the use of deionised water.
Gas Liquid Chromatography
18. discuss the term retention time.
19. provide the kinds of Gas Chromatography.
20. Mention the kinds of column used in Gas Chromatogarphy.

ques. of 3 marks.
1. explain the limitation of chromatographic technique.
2. provide the advantages of chromatography.
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3. provide the disadvantages of chromatography.
4. discuss the precautions that should be taken while preparation of
chromatoplate.
5. The chromatographic chamber is saturated by the vapours of volatile
solvent. discuss why?
6. discuss the principle involved in Partition chromatography
7. discuss the principle involved in Adsorption chromatography
8. discuss the principle involved in ion exchange chromatography
9. define in brief ascending development of Paper Chromatography.
10. define in brief descending development of Paper Chromatography.
11. What is ion exchange chromatography? discuss stationary phase in it.
Gas Liquid Chromatography
12. define any 1 column used in gas Chromatography.
13. Sketch labelled schematic diagram of a gas liquid chromatography.

ques. of 4 marks.
1. Distinguish ranging from Ascending and Descending Paper chromatography.
2. provide the principle of chromatography & discuss the Rf value.
3. provide the important advantages of Thin Layer Chromatography.
4. provide the applications of Thin Layer Chromatography.
5. Write a note on thin layer chromatography ?
6. Outline of general procedure of Thin layer chromatography.
7. describe the term a) Rf value and provide the factors on which Rf Value

Earning:   Approval pending.