Sathyabama University 2008 B.Tech Chemical Technology Instrumental Method of Analysis - Question Paper

SATHYABAMA UNIVERSITY

(Established under section 3 of UGC Act, 1956)

 

Course & Branch: B. Tech Chemical (Part Time)

Title of the paper: Instrumental Methods of Analysis

Semester: I Max. Marks: 80

Sub.Code: 619PT103 (2007/2007 JAN/2008 JAN) Time: 3 Hours

 

PART A (10 x 2 = 20)

Answer All the Questions

1. Define electromagnetic radiation.

2. Give the classification of instrumental methods based on physical properties.

 

3. Define Woodward-Fischer rules.

4. Define Spectrocopy.

 

5. What is the principle for atomic adsorption spectroscopy?

 

6. Define Polari meter.

 

7. Give the difference between rodox and acid base reaction.

 

8. Give the Nernst equation.

 

9. What are the various methods employed for chromatography.

 

10. What is HPLC?

 

 

 

PART B (5 x 12 = 60)

Answer All the Questions

11. How inorganic ions are estimated using Beer-Lamberts Law?

(or)

12. State the classification of instrumental methods based on physical properties.

 

13. Illustrate with an example, calculate the absorption maxima using Woodward-Fisher rules.

(or)

14. Give the various application of UV, visible and IR Spectroscopy methods.

 

15. Explain the principle and instrumentation of polarimetry.

(or)

16. Give the comparison of Flame emission and atomic absorption techniques.

 

17. With a neat sketch, explain the working principle of hydrogen-gas electrode.

(or)

18. Draw and explain Null-Balance PH meter.

 

19. Explain the principle on gas chromatography with a neat sketch.

(or)

20. Estimation of organic compounds by GC and HFLC.