M.Sc. DEGREE EXAMINATION, NOVEMBER 2017
First Semester
Chemistry
CONCEPTUAL PHYSICAL CHEMISTRY
(CBCS 2015 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
1. State Heisenberg's uncertainty principle.
2. What is Hermitian operator?
3. What are polarizable electrodes?
4. Write the equation relating charge-density and
interfacial tension.
5. Distinguish between rate and rate constant.
6. What is steady state approximation?
7. What are irreversible processes? Give an example.
8. Classify various phase transitions.
9. What is resonance energy transfer?
10. What are photovoltaic cells?
Sub. Code
536103
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Part B x 5 25)
Answer all questions.
11. Explain probability density of waves.
Or
What are commutators?
12. Explain Helmholtz-Perrin model of double layer.
Or
Derive Tafel equation.
13. How will you determine rate law?
Or
Explain kinetic isotopic effect.
14. Write the fundamental equations for open systems.
Or
Write the applications of Debye-Huckel theory.
15. Explain photosensitization with mechanism.
Or
Explain the concept of photocatalysis.
Part C x 10 30)
Answer any three questions.
16. Discuss various quantum mechanical operators.
17. Derive Butler-Volmer equation.
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18. Explain Lindemann-Hinshelwood mechanism.
19. Discuss the thermodynamics of ideal solutions.
20. How will you measure the efficiency of a solar cell?