DISTANCE EDUCATION
M.Sc. (Chemistry) DEGREE EXAMINATION, MAY 2018.
INORGANIC CHEMISTRY — I
(2008 onwards)
Time Three hours Maximum 100 marks
Answer any FIVE questions.
Each question carries 20 marks.
x 20 100)
1. Discuss the type of hybridisation which exists in the
tetrahedral and octahedral geometrical shapes of
molecules.
What is lattice energy? How is it determined by
Born-Haber cycle?
O2 ,O2 O and NO.
2. Write down the Kapustinski equation. What is its
importance?
Explain briefly the Pearson's concept of acids and
bases.
Discuss briefly the Schottky and Frenkel defects
with neat diagrams.
3. Discuss the crystal structure of NaCl in detail.
Describe briefly the photovoltaic cell.
Explain briefly the centers with one example.
Describe briefly the crystal structures of CsCl and
fluorite.
Sub. Code
12
DE-4068
2
wk14
4. What is meson field theory? Explain.
Distinguish between nuclear fusion and nuclear
fission.
Discuss the principle of isotopic dilution analysis.
Explain its applications.
5. What is lanthanide contraction? Explain briefly its various consequences.
What are actinides? Explain briefly the spectral andmagnetic properties of actinides.
How are lanthanides separated by fractionalcrystallization method?
6. What are isopoly and heteropoly acids? Explain
them with suitable examples.
Discuss briefly the structures of ortho and metasilicated.
What are molecular sieves? Explain them in detail.

7. Discuss the structure of polymolybdates.
What are pyroxenes and amphiboles? Explain them in detail.
Discuss the position of lanthanides in the periodic
table.
8. Discuss briefly the liquid drop model.
What is meant by nuclear reactor? Give the two
types of nuclear reactors. Explain them in detail.
Describe briefly the structure of 12-heteropolyanion.