Max. Marks: 75 Marks
--- Content provided by FirstRanker.com ---
Pharmaceutical Organic Chemistry-I
Q.P. CODE: 5006
--- Content provided by FirstRanker.com ---
Your answers should be specific to the questions askedDraw neat labeled diagrams wherever necessary
LONG ESSAYS (Answer any Two)
--- Content provided by FirstRanker.com ---
2 x 10 = 20 Marks
1.
--- Content provided by FirstRanker.com ---
What happens when propene is treated with hydrogen bromide? Discuss the mechanisminvolved in the presence and absence of peroxide.
2.
--- Content provided by FirstRanker.com ---
Discuss the mechanism, stereochemistry and kinetics involved in unimolecular nucleophilicsubstitution reaction by selecting an appropriate example.
3.
--- Content provided by FirstRanker.com ---
Explain the mechanism of Benzoin condensation and crossed Cannizzaro reaction.SHORT ESSAYS (Answer any Seven)
7 x 5 = 35 Marks
--- Content provided by FirstRanker.com ---
4.
Give the structure of (a) 2,2-dimethyl propane (b) 3-chloro pentane-2-one (c)1,3-
butadiene (d) Ethyl methyl ketone (e) 2-bromo-3-methyl hexane.
--- Content provided by FirstRanker.com ---
5.
Enlist the different types of hybridization in carbon compounds and explain any one type.
--- Content provided by FirstRanker.com ---
6.Explain the orientation and mechanism of E2 reaction.
7.
--- Content provided by FirstRanker.com ---
Enlight the concept of rearrangement reaction of carbocation with suitable examples.
8.
--- Content provided by FirstRanker.com ---
Give any four qualitative tests for alcohol.9.
Explain the mechanism of Aldol condensation.
--- Content provided by FirstRanker.com ---
10.
What are carbonyl compounds? Describe any two methods of preparation for aldehydes
and ketones.
--- Content provided by FirstRanker.com ---
11.
Explain the effect of substituents on acidity of carboxylic acids.
--- Content provided by FirstRanker.com ---
12.What are aliphatic amines? Explain any three chemical reactions of aliphatic amines.
SHORT ANSWERS (Answer All)
--- Content provided by FirstRanker.com ---
10 x 2 = 20 Marks
13.
--- Content provided by FirstRanker.com ---
Define functional isomerism with example.14.
Write the structure of a) Glycerol b) Methanol.
--- Content provided by FirstRanker.com ---
15.
What are paraffins? Give two examples.
--- Content provided by FirstRanker.com ---
16.Explain the stability of alkene with examples.
17.
--- Content provided by FirstRanker.com ---
Give the structure and use of Iodoform and chloroform.
18.
--- Content provided by FirstRanker.com ---
Write the structure and uses of vanillin and benzaldehyde.19.
Write any one qualitative test for cinnamaldehyde and paraldehyde.
--- Content provided by FirstRanker.com ---
20.
Write any two qualitative test for esters.
--- Content provided by FirstRanker.com ---
21.Write the structure and uses of succinic acid and oxalic acid.
22.
--- Content provided by FirstRanker.com ---
Write the structure and uses of ethylenediamine an amphetamine.
*****
--- Content provided by FirstRanker.com ---