North Maharashtra University 2009 B.Sc Chemistry Complexometric titration - Question Paper

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

Complexometric titration

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ques. of 2 marks.
1. discuss the term complex with suitable example.
2. discuss the term monodentate ligand with suitable example.
3. discuss the term ligand with suitable example.
4. discuss the term polydentate ligand with suitable example.
5. discuss the term chelating agent with suitable example.
6. discuss the term chelation with suitable example.
7. discuss the term formation constant with suitable example.
8. Draw the structure of EDTA.
9. What do you mean by chelation effect?
10. What is mean by Complexometric titration?
ques. of 3 marks.
1. Draw the titration curve for titration of 100ml 1M Ca2+ ion solution with
1M EDTA solution.
2. provide any 3 general characteristics of metal ion indicator.
3. explain in brief principle involved in formation of complex.
4. discuss the term ligand. explain the kinds of ligands.
5. explain about Erichrome black T indicator.
ques. of 4 marks.
1. explain the formation of a complex with suitable example.
2. explain the formation constant of a complex with suitable example.
3. Write a note on chelation effect.
4. explain the titration curve in complexometric titration curve with respect
to EDTA as a titrant.
5. Write a note on chelating agent as EDTA.
6. explain in principle involved in detection of end point using metal ion
indicators.
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7. Write a note on stability constant .
ques. of 6 marks.
1. elaborate complexes? explain the formation of a complex with suitable
example.
2. explain stepwise and overall formation constant.
3. What do you mean by chelation effect? explain with suitable example.
4. explain the principle involved in colour change of metal ion
indicator.Give general characteristic of metal ion indicator.

Earning:   Approval pending.