19.
20.
21.
22.

28.
24.
25.
26.
27.
28.

29.
30,

91.

32,

33.

34.

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2

த uency related ?
How are wavelen gth, wave number, velocity ‏اس‎
‎Calculate the energy of radiation of wavelength Which of these
Sketch the different modes of vibration of CO,- Whi
Give two examples for photosensitized reactions.

are IR active ?

(10 > 2 = 20,

Section C
Answer any five ‏شی‎
‎Each question carries 6 mar.

What is the Principie of NMR spectroscopy ?

What are the applications of IR spectroscopy ?

Explain the principle of steam distillation.

State and explain (i) Grottus-Draper Law ; (ii) Stark-Einstein law.

Discuss the transition state theory of reaction rates. ۱
Give an example of simple Eutectic system and briefly discuss its salient features with the hel;
agram. 1

its phase di
Discuss briefly Freundlich Isotherm,
Discuss the applications of colloidal chemistry in Industry and in medicine.

(5 % 6 = 30 mar:

Section D

Answer any two questions,
Each question carries 10 marks,

(a) Discuss the Principle, process and applications of Gas-liquid chromatography.
(b) Discuss the different aspects of column chromatography and its applications,

1 (54 5 10 mart
(a) Write S.N. on Jablouski diagram,

(b) Discuss the theory of heterogeneous catalysis,
(c) ‘Derive an integrated equation for the rate constant of a first order reaction.
(8 + 8 + 4 = 10 marks

(a) Differentiate between chemisorption and physisorption.
(b) Define Group. Discuss the rules that members of a group must obey.

(a) Construct the GMT for C,, point group.
(b) Briefly discuss applications of Nernst Distributicn Law,

[2 % 10 = 20 marks

(5 + 6 = 10 marks)

(5 + 5 = 10 marks!