M.Sc. DEGREE EXAMINATION, NOVEMBER 2017
Third Semester
Chemistry
INORGANIC CHEMISTRY — III
(CBCS 2014 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
1. What is meant by Laporte selection rule?
2. Define vibronic coupling
3. Give the Raman selection rule
4. Draw and explain MB spectrum of
5. Predict 19F-NMR spectrum of ClF3.
6. How is ESR spectrum presented?
7. Write down the electronic configuration of Gd having
atomic number 64.
8. What is meant by actinide contraction?
9. Define molecular rearrangement reaction
10. What is meant by template effect?
Sub. Code
4MCH3C2
AFF-4887
2
wk14
Part B x 5 25)
Answer all questions.
11. Write a note on charge transfer spectra.
Or
Explain the types of electronic transitions in the
molecules?
12. Explain the MB spectra of Fe2(CO)9 and [Fe3(CO)12].
Or
Explain the use of IR and Raman spectra to
differentiate geometrical and linkage isomers.
13. Write a note Lanthanide shift reagents.
Or
Explain the factors affecting g values in ESR
spectroscopy.
14. How are lanthanides extracted from ion exchange
method?
Or
Compare Lanthanides with actinides.
15. Explain the role of metal ion in the hydrolysis of
amides.
Or
Describe the hydrolysis of peptides in the presence
of Co(III) complex.
AFF-4887
3
wk14
Part C x 10 30)
Answer any three questions.
16. What are Tanabe-Sugano-T-S diagrams? To what
use are they put?
Calculate 10 Dq and value of d2 octahedral
complex.
17. Discuss the applications of IR and Raman
spectroscopy in the elucidation of the structure of
metal carbonyls.
Explain Doppler effect.
18. NMR spectrum of paramagnetic molecules are very
broad. Explain.
Explain the terms Zero field splitting and Kramer's
degeneracy.
19. What is lanthanides contraction? Explain their
consequences.
Discuss the method of separation of Pu from fission
products.
20. Discuss in detail the reactions due to metal ion
polarization of coordinated ligands.
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