M.Sc. DEGREE EXAMINATION, NOVEMBER 2017
First Semester
Chemistry
CONCEPTUAL INORGANIC CHEMISTRY
(CBCS 2015 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
All questions carry equal marks.
1. Define bond order.
2. List out the different types of chemical bonds.
3. What is a buffer solution?
4. Give two examples of Lewis acids and bases.
5. What is FCC? Give an example.
6. What is an antifluorite structure?
7. Define Q-value.
8. What is Steller energy?
9. What are the stable oxidation states of actinides?
10. Write the position of lanthanides in the periodic table.
Sub. Code
536101
RW-952
2
Ws5
Part B x 5 25)
Answer all questions choosing either or
All questions carry equal marks.
11. Explain
Dipole moment
Born Haber cycle. (2.5 2.5)
Or
Write a note on the following
Electronegativity
Lattice energy.
12. Write a brief note on acid strength of oxy acids.
Or
Explain HSAB principle.
13. Describe the structure of Zinc blends.
Or
Explain the limiting radius ratio of tetrahedral,
octahedral and cubic site.
14. Explain the liquid drop model.
Or
Discuss the utility of radioisotopes in neutron
activation.
15. What are the uses of lanthanides and actinides?
Or
What are the spectral and magnetic properties of
lanthanides?
RW-952
3
Ws5
Part C x 10 30)
Answer any three questions.
All questions carry equal marks.
16. Explain the VSEPR theory in details.
17. What are the factors that influence the strength of acids
and bases?
18. Explain the AB2 types of crystals with suitable example.
19. Describe any three separation technique of lanthanides.
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