Madurai Kamraj University (MKU) 2006-1st Sem M.Sc Chemistry - Question Paper

UNIT V 5551/MCl MAY 2006
13. (a) describe Packing efficiency of a molecule. (2)
(b) Diamond is hard while graphite is soft. why?
(2)
Paper 1- INORGi\NIC CHEMISTRY - I
, ~
14. (a) define the rutile structure. (6) Time: 3 hours Maximum: 100 marks
Or
(b) discuss free electron theory of metallic
bonding. (6)
UNIT I
15. (a) discuss the Work of Laue and Bragg on X-ray
diffraction studies of crystals. (10)
Or
(b) What do you mean by lattice defects in ionic
crystals? discuss Schottky defect and Frenkel defects in
ionic solids. (10)
2. (a) provide an account of Born-haber cycle with
example. (6)
Or
(b) discuss the bonding in simple triatomic
molecule with example. (6)
3. (a) Write short notes on :
(i) Born-lande formula.
(ii) F~nergetics of dissolution
compounds.
(5)
of lOIDC
(5)
Or
(b) Draw and discuss the M.O. level diagram of a
hetero nuclear diatomic molecule. (10)
4 555 l/MC 1
UNIT II 9. (a) How solvents are classified? provide examples fol'
every kind. (10)
4. (a) Mention the uses of lanthanides. (2)
(b) Contraction in actinides is not so pronounced
as in lanthanides. VVhy? (2)
Or
(b) provide a detail account of molten salts as
5. (a) Differentiate lanthanides from the transition
elements. (6)
Or
non aqueous solvents. (10)
UNIT IV
(b) Compare
antiferromagnetism.
ferromagnetism and
(6)
10. (a) Distinguish ranging from odd and even pairity. (2)
(b) How can the fertile isotope be used for fission?
(2) 6. (a) What is seperation factor? explain the modern
methods of seperation oflanthanides. (10)
Or
(b) discuss the origin of para and diamagnetism.
explain the Gouy method of determination of magnetic
susceptibility. (0)
11. (a) Outline the application of radioactive isotopes
in the medical field. (6)
Or
UNIT III
(b) explain the meson theory of binding forces of
nuclear. (6)
7. (a) HNOs behaves as a base in liq.HF. why?
(b) State HSAB principle.
(2)
(2)
(6)
12. (a) provide the salient features, application and
limitation ofliquid drop model. (10)
8. (a) Write a short note on Symbiosis.
Or
Or
(b) Outline the theory behind hard-hard and
soft-soft interaction. (6)
2 5551/MCI
(b) explain the FBTR at Kalpakkam. Write a
note on stellar energy. (10)
3 5551/MCI

Earning:   Approval pending.