Rajiv Gandhi University of Health Sciences, Karnataka
I Year B. Pharm Degree Examination - 21-Jun-2022
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Time: Three Hours Max. Marks: 70 Marks
PHARMACEUTICAL ORGANIC CHEMISTRY - I (RS4)
Q.P. CODE: 2628
Your answers should be specific to the questions asked
Draw neat, labeled diagrams wherever necessary
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LONG ESSAYS (Answer any Two) 2 x 10 = 20 Marks
- Explain kinetics, mechanism, stereochemistry and reactivity of E2 and E1 reactions
- Discuss the mechanism involved in a) Benzoin condensation b) Cannizzaro reaction
- Define and give the mechanism of Markonikovs and Anti-markonivkovs addition
SHORT ESSAYS (Answer any Six) 6 x 5 = 30 Marks
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- Explain the Bayer’s strain theory
- Explain the mechanism of Fridel-Crafts alkylation
- What are conjugated dienes? Explain the stability of conjugated dienes
- Discuss Knoevenagel condensation reaction with mechanism
- Explain the acidity of carboxylic acids
- Explain the mechanism of Hoffman’s rearrangement
- Write reaction and mechanism involved in Sandmeyer’s diazocoupling reaction
- Discuss the theory of orientation in electrophilic aromatic substitution reaction
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SHORT ANSWERS 10 x 2 = 20 Marks
- Write the structure and IUPAC name of a) Butyric acid b) Acetaldehyde
- Define carbocation with examples
- Define hyper conjugation with example
- Explain aromaticity with example
- Write Diels Alder reaction
- Define hemolysis and heterolysis with examples
- Compare SN1 and SN2 reactions
- How do you convert Benzoic acid to Benzamide?
- Compare the basicity of the following: Methylamine and Aniline
- What is crossed aldol condensation? Give examples
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This download link is referred from the post: RGUHS B.Pharmacy 1st Year 2014-2024 Last 10 Years Previous Question Papers (B.Pharm Latest Papers))
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