=

ns: 24
Max. Marks : 100

Total Number of Questiot
Time : 2.00 Hours

Zinc in our respiratory

Wustrate the role of
(3 Marks)

tabolism.

۲ micronutrient in human me

4. Zincis animportan

system.
ھ٣‎ Methano[10] annulene. (3 Marks)

the aromaticity of naphthalene

2. Compare
3, Arrange the following carbonyls in the order of increasing CO bond order :
diene Mo{COl, (Py), Mo{CO),, (Ph,As), Mo[CO},, ‏کا ارت‎ (೧೧೮), Mo(CO),, (209), Mo{CO),.
(3 Marks)

Justify your answer.
sure-temperature

transformation as vapour pres:
(3 Marks)

4, Graphically represent and explain the ട്‌
curves fora substance undergoing mesomorphic change.

sing precipitation titrations

solution was determined ७:
tor, The results obtained are :
can be rejected or not.

(3 Marks)

chloride ions present in a
against > standard solution of AgNO, with K,crO, as indica
19.8, 20.2, 19.4, 19.0, 18.9, 21.1, 23.3 g/L. Determine if
‏7یہ‎ observations at 90% confidence limit 15 0.51.

5, The amount of

the value 233

utility of the same. (4 Marks)

octahedral system and discuss the

Sugano diagram ford

6. Draw the Tanabe-
7. Explain how the Curie point of Iron can be deduced using Méssbauer spectroscopy- (4 Marks)
8. How can the nanomaterials be classified on the basis of dimensions ? Give examples. (4 Marks)
(4 Marks)

und state of B,.

9. Derive the molecular term symbol for the gro

atically and graphically. Explain the different types of
(4 Marks)

\dsorption isotherm mathem:
based on the BET equation.

10. Express the BET ௮
adsorption isotherms

छा from Boltzmann distribution

41. Derive down the general equation for molecular partition functi
and comment on the physical significance. (6 Marks)
y in the thermal reaction of a ketene with an olefin on the
(4 Marks)

12. Explain the regioselectivit
basis of FMO treatment.

6 ೦೧ the hydroboration of 1-octyne followed by

) catalyst and KOH. Write the

hemistry of the product forme
(4 Marks)

13. Predict the 5१९१९०५
ந Z-vinyl bromide in toluene with Pd(O’

hydrolysis and coupling witl

mechanism for the reaction.
of conden esence of
(4 Marks)

se, NaOH. Justify your answer.
೪.1.0.

sation between acetaldehyde and benzophenone in pr

14. Predict the product
a small amount of a ba