Download RGUHS B.Pharm 1st Year 2021 November 2604 Pharmaceutical Organic Chemistry I Revised Scheme 3 Question Paper

Download RGUHS?(Rajiv Gandhi University of Health Sciences) B.Pharmcy (Bachelor of Pharmacy) 1st Year (First Year) 2604 Pharmaceutical Organic Chemistry I Revised Scheme 3 Previous Year Question Paper

Rajiv Gandhi University of Health Sciences, Karnataka
I Year B.Pharm Degree Examination ? 17-Nov-2021
Time: Three Hours





Max. Marks: 70 Marks
PHARMACEUTICAL ORGANIC CHEMISTRY ? I
(Revised Scheme 3)
Q.P. CODE: 2604
Your answers should be specific to the questions asked
Draw neat labeled diagrams wherever necessary
LONG ESSAYS (Answer any Two)
2 x 10 = 20 Marks
1.
What is Markonikov's rule? Write the different addition reactions at carbon- carbon double
bond?
2.
Write the kinetics and mechanism of (a) SN2 reaction (b) E2 reaction.
3.
Discuss the mechanism of Friedel craft's alkylation. Write the products obtained in Friedel crafts
alkylation of phenol and benzoic acid?
SHORT ESSAYS (Answer any Six)
6 x 5 = 30 Marks
4.
Explain Hyper conjugation and resonance.
5.
Discuss the Stability of carbocations.
6.
Explain Claisen condensation.
7.
Write the Applications of Diazonium salts in organic synthesis.
8.
Define and classify Isomerism with examples.
9.
Write the mechanism of Cannizaro reaction and crossed Cannizaro reaction.
10. Explain acidity of phenol.
11. Write the mechanism of Beckmann rearrangement.
SHORT ANSWERS
10 x 2 = 20 Marks
12. What is Huckel's rule?
13. What is Keto-enol tautomerism?
14. Write the Stability of free radicals.
15. Write the Structures of (a) Allyl bromide (b) Acetophenone (c) Benzyl chloride (d) Salicylic acid.
16. Explain Saytzeff's rule.
17. Compare the basicity of Methylamine and Aniline.
18. Compare the acidity of Acetic acid and Chloro acetic acid.
19. Explain Kolbe's reaction.
20. Write the Conversion of acids to amides.
21. Explain Williamson synthesis.
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