Annamalai University 2014 december question paper
B.Sc. DEGREE EXAMINATION December 2014
(PHYSICS)
(SECOND YEAR)
(PART-III)
(GROUP-B: ANCILLARY)
670. CHEMISTRY
Time: Three hours Maximum: 75 marks
SECTION – A
Answer ALL questions
(10×2=20)
1. Mention any four important minerals in India.
2. State any two uses of Ferrous Sulphate.
3. What are the different types of glass?
4. Write any two uses of Silicons.
5. Give the geometry of CH4 and C6H6 molecules.
6. State Huckel’s rule.
7. Write any two properties of glucose.
8. Give any one method for the preparation of α aminoacids.
9. What do you mean by rate of a reaction?
10. How are catalysts classified?
SECTION – B
Answer ALL questions
(5×5=25)
11. a) Explain the heat treatment of steel.
(OR)
b) Give the preparation , properties and uses of dichromate.
12. a) Describe the structures of ring silicates and sheet silicates.
(OR)
b) Discuss the manufacture of Silicons.
13. a) Explain inductive effect with an example.
(OR)
b) Describe Haworth’s synthesis.
14. a) Explain the properties and structure of Sucrose.
(OR)
b) Discuss RNA and DNA in brief.
2
5310
15. a) Derive the rate law for first –order reaction.
(OR)
b) Derive Arrhenius equation.
SECTION – C
Answer any THREE questions
(3×10=30)
16. Describe the basic principles of metallurgy in detail.
17. Discuss the characteristics and applications of refractions.
18. Explain the preparation and uses of Saccharin and Aspartic acid.
19. Write a detailed account of classification and proteins by physical
properties and biological functions.
20. Give an account of volumetric and colorimetric methods of determining
order of reactions in chemical kinetics.
*******
B.Sc. DEGREE EXAMINATION December 2014
(PHYSICS)
(SECOND YEAR)
(PART-III)
(GROUP-B: ANCILLARY)
670. CHEMISTRY
Time: Three hours Maximum: 75 marks
SECTION – A
Answer ALL questions
(10×2=20)
1. Mention any four important minerals in India.
2. State any two uses of Ferrous Sulphate.
3. What are the different types of glass?
4. Write any two uses of Silicons.
5. Give the geometry of CH4 and C6H6 molecules.
6. State Huckel’s rule.
7. Write any two properties of glucose.
8. Give any one method for the preparation of α aminoacids.
9. What do you mean by rate of a reaction?
10. How are catalysts classified?
SECTION – B
Answer ALL questions
(5×5=25)
11. a) Explain the heat treatment of steel.
(OR)
b) Give the preparation , properties and uses of dichromate.
12. a) Describe the structures of ring silicates and sheet silicates.
(OR)
b) Discuss the manufacture of Silicons.
13. a) Explain inductive effect with an example.
(OR)
b) Describe Haworth’s synthesis.
14. a) Explain the properties and structure of Sucrose.
(OR)
b) Discuss RNA and DNA in brief.
2
5310
15. a) Derive the rate law for first –order reaction.
(OR)
b) Derive Arrhenius equation.
SECTION – C
Answer any THREE questions
(3×10=30)
16. Describe the basic principles of metallurgy in detail.
17. Discuss the characteristics and applications of refractions.
18. Explain the preparation and uses of Saccharin and Aspartic acid.
19. Write a detailed account of classification and proteins by physical
properties and biological functions.
20. Give an account of volumetric and colorimetric methods of determining
order of reactions in chemical kinetics.
*******
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