Total No. of Questions [Total No. of Pages 02
M.Sc. (Previous) DEGREE EXAMINATION, MAY- 2018
First Year
CHEMISTRY
Inorganic Chemistry
Time Hours Maximum Marks :70
SECTION A
Answer any four of the following questions.(4 x 71/2 30)
Q1)Explain photoelectric effect.
Q2)Explain wave function and its physical interpretation.
Q3)Write the postulates of valence bond theory.Explain bonding in H2 molecule
according to V.B. Reory.
Q4)Explain born Haber cycle.
Q5)Write about splitting of orbitals in tetrahedral complexes by taking an
example.
Q6)Draw and explain the Orgel diagram of a complex with an example.
Q7)Explain the synthesis and properties of diborane.
Q8)By taking an example, explain the inner sphere mechanism.
SECTION B
Answer all of the following questions.
Choosing one from each unit.(4 x 10 40)
UNIT I
Q9) Explain schrodinger wave equation for an electron in a box.
OR
Discuss the atomic spectra of alkali metals.
(DCHE02)
UNIT II
Q10)a) Give an account on LCAO approach and explain bonding with suitable
examples.
OR
Write the properties and applications of molecular crystals and covalent
crystals.
UNIT III
Q11)a) How do you determine the stability constants of a complex by pH metric
method?
OR
How do you explain the magnetic and color of transition metal ions?
UNIT IV
Q12)a) Write about classification of labile and inert complexes according to crystal
field theory. Give examples.
OR
Write the synthesis, properties and structure of silicones.