Old Exam Papers June 2012 (Set 2)

2. Derive classical wave equation and how it differs from
schrödinger wave equation ? 10
fpjlEer lehdj.k dh O;qfRir dhft;s rFkk fpjlEer rjax
lehdj.k o JksfMaxj rjax lehdj.k esa vUrj crkb;sA
10
3. Discuss the physical significance of and 2 . 10
rFkk 2 dh HkkSfrd lkFkZdrk dh O;k[;k dhft;sA
4. Explain in detail about Born-Oppenheimer approxima-
tion. 10
cksuZ vksisughej lfUudVu dh foLrkj ls O;k[;k dhft;sA 10
5. Explain electronic, vibrational and rotations in molecules.
How will you differentiate ultraviolet and infrared absorption
spectra in terms of above transitions ?
v.kqvksa esa bysDVªkWfud] dEiu o ?kw.kZu laØe.kksa dk o.kZu dhft;sA
bu laØe.kksa ds vk/kkj ij ijkcSaxuh o vojä LisDVªk esa fdl
izdkj foHksn djsaxs \ 10
6. Write notes on the following :
(i) Selection rules of transition spectrum
(ii) Chemical actinonmeter
10
10
5+5
fuEufyf[kr ij fVIif.k;k¡ fyf[k;s %
(i) laØe.k LisDVªe ds p;u fu;e
(ii) jklk;fud ,fDVuksehVj
5+5
7. Write a detailed note on non-radioactive processes. 10
vfodj.kh izØeksa ij ,d foLr`r uksV fyf[k;sA 10
8. Explain optical activity and molecular structure of the
substances showing relationship between them. 10
izdk'k lfØ;rk vkSj inkFkZ dh vkf.od lajpuk esa lEcU/k n'kkZrs
gq, budh O;k[;k dhft;sA 10
9. What is Raoult's law ? Explain ideal and non-ideal solutions
on the basis of Raoult's law. 10
jkmYV dk fu;e D;k gS \ blds vk/kkj ij vkn'kZ o vukn'kZ
foy;uksa dh O;k[;k dhft;sA 10
10. Give the thermodynamic deviation of the relationship
between elevation in boiling point and concentration of the
solute. 10
DoFkukad mUu;u ,oa foys; dks lkUnzrk ds e/; Å"ekxfrdh
}kjk lEcU/k LFkkfir dhft;sA 10
200 2 CH-11 CH-11 3 200