IV Semester M.Sc. Examination, July 2013 (RS) (2006-2007 Onwards) CHEMISTRY C–403 – PC : Kinetics and Reaction Mechanisms Time : 3 Hours
Max. Marks : 80
Instructions : Answer question no.1 and any five of the remaining.
1. Answer any ten of the following:
(10×2=20)
a) What is cage effect ? Explain. b) Explain the inductive effect on rates chemical reaction with suitable example. c) What is meant by microscopic reversibility ? d) Write the reaction scheme for dehydrogenation of ethane. e) What are branched chain reactions ? f) Write the reaction scheme for cationic polymerization. g) Distinguish between catalyst inhibitor and catalyst poison. h) What is isokinetic temperature ? Give its significance. i) Explain drug-dissolution rate. j) What are N-haloamines ? k) Explain mean Tree path. l) What are oscillatory chemical reactions ? Give an example 2. a) Explain the effect of dielectric constant on the rates of chemical reaction. b) Explain Winstein-Grunwald relationship. c) Explain Hammett equation to understand the reaction mechanism.
(4+4+4=12) P.T.O.
*PG732*
PG – 732 3. a) What is volume of activation ? Give its significance. b) Discuss the kinetics and mechanism of pyrolysis of butane. c) Explain the effect of nucleophilic substitution on rates of reaction.
(4+4+4=12)
4. a) Discuss the kinetics and condensation polymerisation with a suitable example. b) Explain lower and upper explosion limits for H2 and O2 reaction. c) Explain an experimental procedure for production and identification of free radicals. (4+4+4=12) 5. a) Explain Ru (III) chloride catalysed oxidation reactions of an alcohol by chloramine-T in acidc medium, by assuming the kinetic data. b) Explain the intermediate compound formation theory for heterogenous catalysis. c) Explain Hammett-Zucker hypothesis for acidity function.
(4+4+4=12)
6. a) Explain the kinetics of protein-drug binding. b) Describe plasma–time, profile and its significance. c) Discuss kinetics of one compartment open model, for a drug system. (4+4+4=12) 7. a) Explain the contraction of potential energy sufaces and its application. b) Explain quantum mechanical tunneling. c) For decomposition of acetone dicarboxylic acid rate constant is 2.46×10–5 sec–1 at 300°C and 1.61×10–3 sec –1 at 330°C. Calculate the energy of activation. (5+4+3=12)
k) Explain mean Tree path. l) What are oscillatory chemical reactions ? Give an example. 2. a) Explain the effect of dielectric constant on the rates of chemical ...
Give an example for photo-isomerization reaction. 31. Draw BET ... Displaying Reaction Kinetics, Electrode Kinetics And Photo Chemistry - 04 15.pdf. Page 1 of 5.
a) Stern b) Helmholtz ... b) H2 c) H2O2 d) All the above. II. Match the following. 11. Plot of 1. log Vs k. T. is a)J=Lx. 12. ... Explain stern-volmer analysis. 33. ... Displaying Reaction Kinetics , Electrode Kinetics And Photo Chemistry - 04 16.pdf
Page 1 of 1. HUMAN KINETICS AND HEALTH EDUCATION. CourseCode CourseTitle Course Unit Division. KHE 310 Curriculum Development in Human Kinetics 3 First. KHE 401 Skills Development & Tech. in Swimming 3 First. KHE 402 Skills Development & Tech. in Cri
nations, and recovery from errors), we had to do some additional data ..... Pre switch. 10. Experiment 1. 8. 6. 4. 2. 0. 10 _. A Experiment 2. Q. 9/ 3 . CD. Es'. [I 6. L-.
Mar 15, 2004 - HCl(v 0) products is 30195 and 29293 cm 1 for the. ClCH4( 1) and the ClCH4( 3) reactions, respectively. Accounting for the 100 cm 1 difference ...
7 days ago - Download Concepts of Modern Catalysis and Kinetics Full Books ... Reflecting the modern-day focus on energy ... (Angewandte Chemie - I. E.).
Effects of Temperature and Layer Thicknesses on Drying Kinetics of Coconut Residue.pdf. Effects of Temperature and Layer Thicknesses on Drying Kinetics of ...
directly provides the free energy; for irreversible reactions the free energy is obtained from ... 510 642-3038; Fax: 510 643-6232; Email: [email protected].