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Pune University - SY BSc (Sem - I) CHEMISTRY - II, April 2010

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Total No. of Questions : 4] [Total No. of Pages : 2 [3717] - 106 P263 S.Y. B.Sc. CHEMISTRY CH - 212 : Organic Chemistry (Paper - II) (Sem. - I) (21321) (New Revised Syllabus) Time : 2 Hours] Instructions to the candidates : 1) All questions are compulsory. 2) Figures to the right indicate full marks. 3) Draw structures and diagrams if necessary. [Max. Marks : 40 Q1) Answer the following : [10] a) Define meso compound. b) How will you prepare oxime from acetaldehyde? c) Give preparation of benzoic acid from toluene. d) Give any one method of preparation of aniline. e) Give use of biochemistry in Agriculture. f) What is action of acetic anhydride in presence of ZnCl2 on Glucose? g) Draw structure of Ls-Proline. h) Give classification of lipids. i) Pyrrole is very weak base, explain. j) Draw structure of sugare present in DNA. Q2) a) Assign the structures to (A) and (B) in the following reactions : (any three) [6] OH K 2 Cr 2 O 7 2 (A) (B) H 2 SO 4 i) ii) NH OH Cl5 CH3 COOH P (A) NH3 (B) NH2 + NaNO 2 HCl H2O H (A) (B) iii) NO2 P.T.O.

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Additional Info : S.Y. B.Sc. Chemistry (Semister - I), CH - 212 : Organic Chemistry (Paper - II) (New Revised Syllabus), Pune University
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