Download OU B.Pharma 2-1 Year 2014 7207 S Pharmaceutical Organic Chemistry I Question Paper

Download OU (Osmania University) B.Pharma 2-1 (2nd Year 1st Sem) (Bachelor of Pharmacy) 2014 7207 S Pharmaceutical Organic Chemistry I Previous Question Paper

PHARMACY
Code No. 7207 / S
FACULTY OF PHARMACY
B. Pharmacy II-Year I-Semester (Supplementary) Examination, March 2014
Subject : Pharmaceutical Organic Chemistry - I
Time : 3 Hours Max. Marks: 70
Note: Answer All questions. All questions carry equal marks.
1 (a) (i) Explain the energy diagrams of reactants and products. (8)
(ii) Write about covalent bond and resonances. (3+3)
OR
(b) Explain the following terms with examples. (4x3.5)
(i) Inductive effect (ii) Hybrid orbital
(iii) Dipole movement (iv) Hydrogen bonding
2 (a) Write the reaction and mechanism of following reactions. (4x3.5)
(i) Catalytic reduction (ii) Markonikovs addition
(iii) Halogenation of alkanes (iv) Allyllic substitution
OR
(b) (i) Write any three methods of preparation of alkanes. (7)
(ii) Explain stability of conjugated alkadienes. (7)
3 (a) (i) Give any three methods of preparation of alcohols. (7)
(ii) Explain in detail of SN
1
reaction with mechanism. (7)
OR
(b) (i) Give a note on Sayetzeff's rule and Walden inversion. (3+4)
(ii) Write different methods for synthesis of ethers. (7)
4 (a) (i) Write any three methods for synthesis of aldehydes. (7)
(ii) Give the synthetic applications of malomic ester. (6)
OR
(b) (i) Explain relative acidity of different carboxylic acids. (6)
(ii) Write synthesis of following: (4x2)
(A) Esters (B) Amides (C) Acid halides (D) anhydrides
5 (a) (i) How to separate a mixture of amines by different methods. (8)
(ii) Give any three methods for synthesis of nitro alkanes. (6)
OR
(b) (i) Write any three methods for synthesis of any diazonium salt. (8)
(ii) Give a note on basicity of amines by taking examples. (6)
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