b) Show the following reactions. i) C H CHO + CH CHO 6 5 3
Al[OCH(CH )3] 2 3
or ld
2. a)
.in
Code No: 210853 II B.Tech. I Semester Examination November/December, 2002 ORGANIC CHEMISTRY (Chemical Engineering) Time: 3 hours. Max. Marks: 70 Answer any FIVE questions. All questions carry equal marks. --1 What is alkylation and acylation? Give at least three different examples of each.
10% NaOH
ii)
iii)
R
X
C
O+H C
R
:B
Y
Write the structural formulae of the stereo isomers of 2-bromo-3-chlorobutance. Which of them are enantiomers and diastereomers? Which one of the following compounds is not optically active? i) Isoamyl alcohol ii) Lactic acid iii) Cyclohexanol iv) Tartaric acid
nt
3. a)
NaOH
uW
C H CHO + CH COCH 3 6 5 3
Aj
b)
4 a) b)
Discuss the methods of resolution of recemic mixtures. What is the criterion of enantiomerism? Contd….2
Code No: 210853
-2-
OR
What is mutarotation? Explain it by taking glucose as an example Explain Kiliani Fischer synthesis for ascending the series of aldoses.
6 a)
How will you establish the structural relationship between glucose & fructose with the help of chemical reaction if these compounds with phenyl hydrazine. What do you mean by interconversion? Explain the following interconversions. i) Glucose to fructose ii) Aldopentose to Aldohexose
7 a)
b) c)
How the following conversion effected a) Phthalic unhydride b) Aniline c) Aniline d) Phthalicunhydride
uW
8
How does Pyridine react with the following? i) Sodamide in liquid ammonia ii) Fuming sulphuric acid in the presence of mercuric sulphate iii) Lithium aluminium hydride Pyrrole undergoes Electrophilic substitution reactions primarily at C-2 position. Explain. With suitable chemical equations, explain the reduction reaction of Quinoline.
210853 II B.Tech. I Semester Examination November/December, 2002 ...
Lithium aluminium hydride · b) Pyrrole undergoes Electrophilic substitution reactions primarily at C-2 position. Explain. c) With suitable chemical equations, ...
How do you manufacture calcium Ammonium nitrate? Explain. 6. Discuss once through process and partial recycle process of urea manufacture. 7. Describe the ...
4.a) What is a routing table? b) List the four major routing classifications and state the characteristics of each? 5.a) Describe UDP with its header format.
b) What is an harmonicity? How it explains the thermal expansion of solids? ... Discuss briefly the Debbyes's theory of lattice specific heat · 4.a) Derive an ...
1.a) With a neat diagram, explain the functionality of layers, protocols and interfaces. b) What is the ... Explain the following with reference to Transport layer:.
b) Calculate the available continuous power of a hydro-electric station from the ... b) With a neat diagram, explain the working of a nuclear power plant. 5 a) What ...
a) Two phase Locking protocol · b) Check ... 6.a) Explain Two phase locking with algorithms. b) What is ... b) What are the fields in update log record. Explain the ...
C/C distance between the gantry girders = 14m · Width of wheel base = 3m · Clear edge distance for the hook of the crane = 1m · Crane (EOT) capacity = 160KN.
7. a) How will you prepare Thiophene? What are its chief uses? b) What will happen when Quinoline and Isoquinoline are treated with · alkaline KMnO4 solution ...
4.a) Write the stereochemical formulae and point out the chiral carbon of the · following compounds · (i) Lactic acid · (ii) 3-methylhexane (iii) 2- methyl-1- butanol.
Code No: 210853. II-B.Tech. I-Semester Supplementary ... b) How is Quinoline obtained by Skraup synthesis? 8.a) What are dyes? b) How they are classified?
ORGANIC CHEMISTRY · (Chemical Engineering) ... b) Describe a method to determine the optical activity of an organic compound. 5. a) What is geometrican ...
5.a) With an appropriate example. Explain the electrical activity of a skeletal muscle. b) What are motor unit potentials? What are their role in Neuromuscular.
b) List the advantages of diesel plants over other thermal power plants? 2 a) With a neat block diagram explain the governing system of a open cycle gas.
Write Euler's turbine equation and explain each terms in it. 2.a) Explain ... 5.a) Draw the schematic diagram of a simple gas turbine cycle and explain briefly the.
6.a) A cylindrical air receiver for a compressor is 1.5m in internal diameter and made · of plates 15mm thick. If the hoop stress is not to exceed 100 N/mm.
glass borelate the above scale with celsius temperature scale. How is the asolute · temperature expressed in · o · V? 2.a) State the first law of thermodynamics ...
b) What is the minimum energy, expressed in joules and in electron volts, required · to remove an electron from the surface of metallic potassium, the ...
b) Explain hall effect and how it can be applied to measure the charge density 'e' · and mobility 'μ' of change carrier · c) Derive an expression for the electro-magnetic defection sensitivity of a C.R.T. · 3 a) Explain the working of a PNP transist
pressure inside a droplet off liquid in excess of outside pressure. b) An oil of viscosity 5 poise is used for lubrication between a shaft and sleeve. The.
w/m · 2 . The anode potential is 400 V. The anode screen distance is · 20 cm. 2.a) In instrinc semiconductor material, prove that the Fermi level is given by · EF =.
