Download OU B.Pharma 2-1 Year 2016 4038 Pharmaceutical Oranic Chemistry I Question Paper

Download OU (Osmania University) B.Pharma 2-1 (2nd Year 1st Sem) (Bachelor of Pharmacy) 2016 4038 Pharmaceutical Oranic Chemistry I Previous Question Paper

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1705 1705
Code No. 4038
FACULTY
B. Pharmacy 2/4 I ? Semester (Main) Examination, October 2016
Subject: Pharmaceutical Oranic Chemistry ? I
Time: 3 Hrs Ma x.Marks: 70
Note: Answer all questions. All questions carry equal marks.
1 a) Explain the enery diarams of reactants and products durin the crse of reaction. 5
b) Write a note on followin:
i) Hybridization ii) Meltin point iii) Boilin point 9
OR
c) Add a note on polarity of molecules. 5
d) Define the terms with examples
i) Inductive effect ii) Cis trans isomerism iii) Resonance 9
2 a) Discuss the free radical mechanism for the chlorination of methane. 7
b) Write any fr methods of preparation of alkanes. 7
OR
c) Discuss the importance of Bayer?s strain theory. 7
d) Explain the reactions of alkenes. 7
3 a) How do y prepare ethers by Williamsons synthesis? 7
b) Write a note on Sayetzaff?s rule. 7
OR
c) Discuss abt mechanism of nucleophillic substitution reactions. 7
d) Write any two methods for synthesis of alcohols. 7
4 a) Write the eneral reactions of carbonyl compnds. 7
b) Write any two methods of preparation of aldehydes. 7
OR
c) Discuss the reactivity and applications of malonic acid ester. 7
d) Write any two methods of synthesis of carboxylic acids. 7
5 a) Write any two methods for synthesis of nitroalkanes. 7
b) Write a note on aryldiazonium salts. 7
OR
c) Write a note on basicity of amines. 6
d) How do y differentiate between primary, secondary and tertiary amines with
chemical reactions? 8
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