A N D A O P E N U N I V E R S I T Y
M.Sc. Chemistry, Part-I
PAPER-I
(Physical Chemistry)
Annual Examination, 2018
Time 3 Hours. Full Marks 80
Answer any FIVE Questions.
All questions carry equal marks.
1. Explain the terms: Clausius inequality Entropy is state function.
2. Define the term Chemical potentional and show that dG=Vdp-SdT.
3. State and derive the kinetics of consecutive reaction.
4. Write notes on any Two
Flash photolysis
Concept of an ensembles
What do you mean by reactions with orders and
5. Define and derive the term 'Partition function'. Show the relation between the partition
function and the internal energy.
6. Write the short notes on micromolecues. Define the No. av. (average) molecular) weight
and the weight average molecular weight.
7. Write notes on any Two of the following
Laplace Equation
Boltzmann Distribution Law
Ilkovic Equation
8. Explain the following
An ensemble and types of ensembles
Lagrange's method of undetermined multipliers.
9. Express the term molecular interpretation of second and third law of thermodynamics, atleast
one example in each case.
10. What do you understand by the term over potential Write notes on
Oxygen overvoltage and
Hydrogen overvoltage.