Spectroscopy And Its Applications
2-marks/4-marks
1. Define
electromagnetic spectrum.
2. Define
spectroscopy.
3. Define
Wave number.
4. What
is chemical shift.
5. Explain
briefly the various types of molecular transitions.
6. What
is UV spectrum? Give various regions associated with UV spectrum.
7. State
Franck Condon Principle. Also explain its use.
8. Define
(a) Bathochromic Shift (b) Hypsochromic Shift
9. Explain
Isobestic Point.
10. State
major applications of UV Spectroscopy.
11. What
are molecular Vibrations? State its types.
12. State
the major applications of Infrared Spectroscopy.
13. Why
TMS is used as a reference standard in NMR Spectroscopy?
14. Explain
Spin-Spin Coupling.
15. How
many NMR signals will be given by each of following compounds?
(a) Ethyl Acetate (b) Acetone (c)
Diethyl ether
16. Define
Allowed and Forbidden Transitions.
17. State
Lambert-Beer Law.
18. What is
fingerprint region in IR?
19. State the
factors affecting chemical Shift?
20. Explain
Spin-Spin Coupling in detail.
6-marks/8-marks
1. (a) State and explain the principle of
NMR Spectroscopy.
(b) State the working of NMR Spectrometer.
2. (a) Explain
(i) Intensities of spectral line (ii) Width of spectral line
(b) State Frank Codon Principle.
3. Discuss IR
spectroscopy and state its various applications.
4. (a) Explain
the working of UV spectrometer.
(b) Define (i) Auxochromes (ii) Chromophores
5. Explain following terms:
(a) Blue Shift
(b) Red Shift
(c) Hyperchromic effect
(d) Isobestic Point
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