Vinayaka Missions University 2008 M.Sc Chemistry INORGANIC -I t (Correspondence ) - Question Paper

COURSE CODE-2030201
PG DEGREE exam – SEP 2008
M.SC (CHE)
INORGANIC CHEMISTRY -I
(For Candidate Admitted from Calendar 2007 Onwards)
Time: three Hours Max.Marks:75
Section-A
ans all the Questions: 15 X one = 15
1. State the significance of the terms used in framing the
schrodinger wave equation?
2. Write short notes on normal and orthogonal wave functions?
3. What is j-j conpling?
4. State the pauli enclusion principle?
5. What is resonance?
6. Write the importance of “hydrogen bonding”?
7. Write any 2 factors influencing the stability of complex?
8. elaborate coordination compounds?
9. describe chelating ligands and chelates?
10. provide 1 example of a bridging Ligand and a bridged
complex?
11. describe crystal field stabilization energy?
12. What is Ionic bond?
13. What is an operator?
14. What do you mean by termsymbol?Give 1 example.
15. What is Jahn Teller distortion?
Section-B
ans all the Questions: five X six =30
16. a) provide any 3 postulates of Quantum Mechanics?
(Or)
b) What do you understand by Heisenberg’s uncertainty
principle and concept of probability?
17. a) Write drawn the schrodinger formula for the wave
mechanical model of an atom Name the 3 quantum
numbers of an electron which are yielded by this equation?
(Or)
b) Write a short notes on the following?
i) R-Scoupling.
ii) Spin orbit conpling.
18. a) What is molecular orbital theory? provide the electron
charge density diagrams for bonding and anti-bonding
molecules orbitals?
(Or)
b) What do you understand by polar and Non-polar
molecules? Is it possible for the non-polar bonds? Justify
your ans with example?
19. a) What do you understand by stereo Isomerism
explain the stereo isomerism of complexes of the kind
[M(aa)3] and [M(aa)2b2]
where aa = bidentate Ligand and
b = unidentate Ligand

Earning:   Approval pending.