Gujarat Technological University 2009-3rd Sem B.E Biotechnology emr , Subject ame: Organic Chemistry and Unit Processes - Question Paper
GUJARAT TECHNOLOGICAL UNIVERSITY
B.E. Sem-III exam December 2009
Subject code: 130501
Subject N ame: Organic Chemistry and Unit Processes
Date: 21 / 12 / 2009
Total Marks: 70
GUJARAT TECHNOLOGICAL UNIVERSITY
B.E. Sem-III Examination December 2009
Seat No. Enrolment No.
Subject code: 130501 Subject Name: Organic Chemistry and Unit Processes Date: 21 / 12 / 2009 Time: 11.00am to 1.30pm
Total Marks: 70
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q.1 (a)
Oxidation Reaction Cracking-anti cracking Asymmetric Carbon Alkylation
(b) ( a) (b)
(b)
(a)
(b)
Q.2
Q.3
07
(a)
(b)
Q.3
07
07
(a)
(b)
(a)
(b)
(a)
(b)
(a)
(b)
Q.4
07
07
Q.4
07
07
Q.5
07
07
What is isomerism ? Explain the Geometrical isomerism in Tartaric acid and Valeric acid.
Define and write the chemical formula of Sucrose. Explain the extraction of Sucrose from Cane juice with neat flowsheet diagram.
OR
Write the manufacturing process of Acetic acid and Oxalic acid.
Write the difference between Natural and Synthetic Polymer. Explain the properties of proteins.
What do you meant by Grignard reagents ? Discuss Organomegnesium halide compound with example.
Write the chemical reaction, properties and uses of benzene.
OR
Describe in detail the Chemistry of Polyethylene and Ethanol.
What do you meant by Hetrocyclic compound. ? Discuss about any one Five member ring compound.
Differentiate between Glucose and Fructose. Write the Conversion of Aldose to Ketose.
Explain the sulfonation and aminofication of Naphthalene.
OR
Write the preparation, properties and uses of Aromatic compound Phenol. 07 Explain the reaction, mechanism and application of Perkin reaction. 07
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Define the followings (Any Seven) 07
1. Dyes 2.
3. Starch 4.
5. Cetane number 6.
7. Hetero Atom 8.
What is Electrophilic substitution reaction ? Explain the halogenation 07 reaction with mechanism.
Write the Composition of Crude Oil. Explain preparation of Synthetic 07 Petrol by Bergius process.
Define Unit Process. Discuss the manufacturing of Nitrobenzene from 07 benzene by continuous nitration with fortified spent-acid process.
OR
What is Pigment? Explain the modern theory of colour with Bathochromic 07 effect and Hipsochromic effect.
07
Q.5
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