North Maharashtra University 2009 B.Sc Chemistry Chemical Kinetics - Question Paper

S.Y.B.Sc.-Paper-CH-221
Second Term Q.B. (Physical Chemistry)

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ques. of 2 marks.
1. discuss the meaning of the terms rate constant and order of reaction.
2. discuss the terms rate laws. elaborate the applications of rate legal regulations.
3. describe Reaction rate.
4. describe Molecularity of a reaction. provide a suitable example.
5. describe order of reaction. provide example.
6. describe Homogeneous reaction.
7. describe Heterogeneous reaction.
8. describe the term half-life period of the reaction.
9. What do you mean by freezing of a reaction.
10. What is 1st order reaction? provide 1 example of it.
11. What is 1st order reaction? provide the unit of 1st order reaction.
12. Write the velocity constant formula of 1st order reaction. Signify the term
involved in it.
13. Write the velocity constant formula of 1st order reaction. provide its unit.
14. provide the exponential formula of a 1st order reaction. Signify every term.
15. Show that the half-life period of the 1st order reaction is independent of
the initial concentration of the reactant.
16. Draw the graph of log a/(a-x) Vs t for 1st order reaction.
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17. Draw the graph of log 1/(a-x) Vs t for 1st order reaction.
18. What is a pseudo molecular reaction?
19. provide the name of various factors on which reaction rate depends.

ques. of 3 marks.
1. elaborate elementary reactions? discuss the term Molecularity of an
elementary reaction?
2. define the method to determine the rate of a reaction.
3. How will you find the rate constant from the graph of long (a-x) against
t. for 1st order reaction?
4. describe Pseudomolecular reaction. discuss aconversion of n-
Chloroacetanilide intop-Chloroacetanilide by HCl is bimolecular but order
is one.
5. define the kinetic investigation of inversion of cane sugar
polarimetrically.
6. define isolation method for determination of order of reaction.
7. discuss the graphical testing of 1st order reaction.
8. discuss how integrated rate legal regulations could be used to investigate graphically
the 1st order reaction.
ques. of 4 marks.
1. discuss the terms rate laws and rate constants. elaborate the application of
rate legal regulations ?
2. explain with suitable example order and Molecularity of the reaction.
3. Distinguish ranging from order and Molecularity of a reaction.
4. elaborate elementary reactions ? discuss the term Molecularity of an
elementary reaction?
5. discuss with suitable examples, order of a reaction with respect to every

Earning:   Approval pending.