DISTANCE EDUCATION
M.Sc. (Chemistry) DEGREE EXAMINATION,
MAY 2016.
INORGANIC CHEMISTRY — II
(2008 onwards)
Time Three hours Maximum 100 marks
Answer any FIVE questions.
Each question carries 20 marks.
20 100)
1. What is the importance of crystal field stabilisation
energy? Explain.
Discuss the structure of complexes with
coordination number 6 with suitable examples.
Using CFT, show the orbital occupancies for
both weak and strong octahedral fields for
Mn2 ,Zn2 ,Fe2 and Co2 . Indicate the number of
unpaired electrons in each case.
2. Discuss the geometrical and optical isomerisms in
octahedral complexes.
Explain the MO diagram of
Cr H2O 6 octahedral
complex.
Distinguish between tetrahedral and tetragonal
symmetries.
3. Explain briefly the polarographic method of
determining stability constant.
Discuss the inner-sphere and outer-sphere
complexes with mechanisms.
Sub. Code
22
DE-3846
WSS
2
4. Outline the group vibrations in the structural
elucidation of metal complexes of dimethyl
sulphoxide.
Explain the energy level diagram of d1 and d9
systems.
Discuss the effect of isotopic substitution on the
vibrational spectra of molecules.
5. Discuss the M-C bonding in metal carbonyls.
Discuss the mechanism of hydroformylation of
olefines using rhodium complex as catalyst.
Explain the Dewar-Chatt approach to bonding in
olefins.
6. Discuss the structure and functions of cytochromes.

Discuss the structure and function of hemoglobin.
What is meant by sodium ion pump?
7. Explain briefly the fixation of nitrogen in-vivo
systems.
How is ferrocene prepared? Give its any four
properties.
Explain the charge transfer spectrum of
MnO4 .
8. Write a note on the following 2 2
1 10)
Paramagnetism
Diamagnetism
Ferromagnetism
Antiferro magnetism.
Discuss the structure and function of Vitamin-B12.