Download PTU B.Pharma 2020 Dec 2nd Sem 46213 Pharmaceutical Chemistry Iii (Organic Chemistry) Question Paper

Download PTU I. K. Gujral Punjab Technical University (IKGPTU) B.Pharma (Bachelor of Pharmacy) 2020 December 2nd Sem 46213 Pharmaceutical Chemistry Iii (Organic Chemistry) Previous Question Paper

Roll No.
Total No. of Pages : 02
Total No. of Questions : 24
B.Pharma (2012 to 2016) (Sem.?2)
PHARMACEUTICAL CHEMISTRY-III (Organic Chemistry)
Subject Code : BPHM-203
M.Code : 46213
Time : 3 Hrs. Max. Marks : 80
INST RUCT IONS T O CANDIDAT ES :
1 .
SECT ION-A is C OMPULSORY co nsisting of FIFT EEN questio ns carrying TWO
marks eac h.
2 .
SECT ION-B c ontains F IVE questions c arrying FIVE marks eac h and s tud ents
have to atte mpt any FOUR q ues tions.
3 .
SECT ION-C contains FOUR q uestions carrying T EN marks eac h an d s tud ents
have to atte mpt any T HREE que stions .
SECTION-A
Answer briefly :
1.
What do you understand by intermolecular hydrogen bonding?
2.
Explain Acidity of phenol.
3.
Peroxide effect.
4.
Define Markornikovas rule.
5.
Difference between D and L.
6.
Hoffman degradation of amines.
7.
Give structure of tartaric and Salicylic acid.
8.
Mechanism behind electrophilic addition reaction of alkenes.
9.
Optical activity and its unit.
10. Configuration.
11. As we move down the homologous series of alkane, boiling point......., explain why?
12. Give the structure of 1,3-cyclohexadiene.
13. Give the stability order of primary, secondary and tertiary carbocation.
14. Bayer strain theory.
15. Ozonolysis.
1 | M-46213
(S4)-242

---

SECTION-B
16. What are Diazonium Salts? Give the method of preparation and one synthetic
application.
17. Comment on nucleophilic addition reactions of aldehydes.
18. Explain the free radical mechanism for halogenation of alkanes.
19. Give the method of preparation of amides from carboxylic acids.
20. Short note on crown ethers.
SECTION-C
21. Give a details account on phase transfer catalysis.
22. Give detailed mechanism for El and E2 elimination. Enlist important difference between
two mechanisms.
23. Enlist the two methods of preparation and two sets of reactions for alkyne.
24. Briefly explain :
a) Kolbes reaction
b) Riemer Tiemer reaction
NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any
page of Answer Sheet will lead to UMC against the Student.
2 | M-46213
(S4)-242

---