Rajiv Gandhi University of Health Sciences, Karnataka
Second Semester B.Pharm Degree Examination - 07-Jan-2020
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Time: Three Hours Max. Marks: 75 Marks
Pharmaceutical Organic Chemistry-I
Q.P. CODE: 5006
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 SN2 reaction.
- What are elimination reactions? Discuss the kinetics, mechanism, orientation and reactivity of E1 reaction.
- Explain the Benzoin condensation and Cannizzaro condensation with mechanism.
SHORT ESSAYS (Answer any Seven) 7 x 5 = 35 Marks
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- Write the stability order of free radicals. Give reason.
- What is Aldol condensation? Discuss the mechanism involved.
- Write any three methods of preparation of Alkanes.
- Write the mechanism of Perkin condensation.
- Explain the mechanism of anti-Markovnikov’s addition reaction with suitable example.
- Explain Factor affecting E1 reaction.
- Explain in detail Saytzeff’s rule with suitable example.
- Discuss the rearrangement of carbocation with suitable examples.
- What is isomerism? Classify them with suitable examples.
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SHORT ANSWERS (Answer All) 10 x 2 = 20 Marks
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- Write the structure of a) 2-bromo 3-methyl hexane b) amphetamine.
- What are Elimination and Substitution reactions?
- Write the structure and IUPAC name of a) Ethyl methyl ketone b) Diethyl ether.
- Define amines. Give the reason why amines are basic in nature.
- Write structure and uses of Ethylenediamine and Formaldehyde.
- Write qualitative test for Cinnamaldehyde and Acetone.
- What are Nucleophiles? Give two examples.
- Write two chemical tests for aldehydes.
- What is Cross Aldol condensation?
- Write structure and uses of Acetic acid and Lactic acid.
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This download link is referred from the post: RGUHS B.Pharm 2nd Year 2020 Previous Question Papers - Rajiv Gandhi University of Health Sciences
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