Download RGUHS (Rajiv Gandhi University of Health Sciences) B.Pharm (Bachelor of Pharmacy) 2018 January 1st Year 2604 [ Pharmaceutical Organic Chemistry I Revised Scheme 3 Previous Question Paper
Rajiv Gandhi University of Health Sciences, Karnataka
I Year B.Pharm Degree Examination ? JAN-2019
Time: Three Hours
Max. Marks: 70 Marks
PHARMACEUTICAL ORGANIC CHEMISTRY ? I
(Revised Scheme 3)
Q.P. CODE: 2604
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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.
Write any two methods for the preparation of cycloalkanes. Explain the Bayer's strain theory
with its limitations.
2.
Define and give the mechanism of i) Cannizzaro's reaction ii) Benzoin condensation.
3.
What do you mean by addition reaction? What happens when propene is treated with hydrogen
bromides? Discuss the mechanism involved. What is peroxide effect?
SHORT ESSAYS (Answer any Six)
6 x 5 = 30 Marks
4.
Outline the conversion of carboxylic acid in to their functional derivatives.
5.
Explain the effect of substituents on the acidity of phenols.
6.
Write a note on Saytzeff's elimination.
7.
Explain the stability of conjugated dienes.
8.
Discuss the mechanism involved in Aldol condensation.
9.
Explain Diels alder reaction.
10.
Write the rules of Nomenclature of alkane, alkene, alkyne with examples.
11.
Discuss the mechanism involved in SN1 and SN2.
SHORT ANSWERS
10 x 2 = 20 Marks
12.
Define hydrogen bonding with example.
13.
What is polar aprotic solvent?
14.
Attacking reagent.
15.
Distinguish between functional and positional isomerism with examples.
16.
How is aniline is converted to chlorobenzene.
17.
Write the IUPAC name and structure of:
a) Ethyl alcohol b) Isopropyl alcohol.
18.
Define an acid according to Lewis theory.
19.
The dipolemoment of trans-dichloroethylene is zero. Why?
20.
What is meant by free radical? Give an example.
21.
Define carbene with example.
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This post was last modified on 06 January 2023