Name of the University : Alagappa University
Degree : B>SC
Department : Chemistry
Subject Code/Name : D320 General Chemistry II
Year : II
Semester : IV
Document Type : Model Question Papers
Website : alagappauniversity.ac.in
Download Model/Sample Question Paper : APRIL 2010 : https://www.pdfquestion.in/uploads/alagappauniversity.ac.in/3858-BSC_CHEMISTRY.pdf
General Chemistry II :
Duration : 3 Hours
Maximum : 75 Marks
Part – A (10 × 2 = 20) :
Related : Alagappa University Enzymes B.Sc Model Question Papers : www.pdfquestion.in/4017.html
Answer All Questions.
1. Define specific magnetic susceptibility.
2. What are magic numbers –
3. Write the relationship between half life period and average life period.
4. What is Nuclear fusion –
5. How will you prepare cyclopentane –
6. Illustrate the difference between MESO and racemic forms.
7. Define Mutarotation.
8. Write two uses of cellulose.
9. Define Degrees of freedom.
10. Define congruent melting point.
Part – B : (5 × 5 = 25)
Answer All Questions.
11 a. Discuss the use of dipole moment measurements in identifying the geometrical isomers. (Or)
9b. Write notes on : (i) Mass defect (ii) Binding energy
12 a. Derive an expression for the rate of radioactive disintegration. (Or)
9b. Write a note on Atom Bomb.
13 a. Distinguish between conformation and configuration. (Or)
9b. Write a note on Walden Inversion.
14 a. Explain the optical activity of Spirances. (Or)
9b. Discuss the properties of Sucrose.
15 a. Describe the phase diagram of Zn-Mg system. (Or)
9b. List out the conditions for distribution law.
Part – C : (3 × 10 = 30)
Answer any Three Questions.
16. (a) How is magnetic susceptibility measured using Guoy’s balance ?(6)
(b) Explain any two applications of magnetic susceptibility (4)
17. Discuss the applications of radioactive isotopes.
18.Write notes on :
i) Geometrical isomerism of Maleic and Fumaric acids (6)
ii) Asymmetric synthesis (4)
19. a) How will you convert fructose to Glucose (3)
b) Discuss the configuration of Glucose (7)
20. a) How many degrees of freedom are there for a system containing ice, aqueous NaCl and solid NaCl in a bottle under a nitrogen atmosphere ? (3)
b) Draw and explain the phase diagram for the Water System (7)
B.Sc. Degree Examination, April 2010 :
Organic Chemistry – I : (2008 Onwards)
Duration : 3 Hours
Maximum : 75 marks
Part – A (10 × 2 = 20)
Answer ALL Questions.
1. Write the electronic configuration of Cr24.
2. What is Zeeman effect ?
3. What are the uses of Ozone?
4. How are hybrids classified ?
5. What is meant by Roasting ?
6. Write the uses of Lithium.
7. How is nitric oxide prepared ?
8. What is the action of Conc. HNO3 on Carbon ?
9. What is tartar emetic ?
10. How will you distinguish Arsenite from Arsenate ?
Part – B : (5 × 5 = 25)
Answer ALL Questions.
11. a. State and explain.
i. Hund’s rule
ii. Aufbau principle (Or)
b. Write notes on photoelectric effect.
12. a. Write notes on ortho- and para-hydrogen. (Or)
b. How is H2O2 estimated ?
13. a. Write the preparation and properties of bromic acid. (Or)
b. Describe the manufacture of bleaching powder.
14. a. Write notes on Alumino thermic process. (Or)
b. How is Lithium extracted from its ore ?
15. a. How is Sodium bismuthate prepared? What are its uses ? (Or)
b. Write notes on alloys of copper and silver.
Part – C : (3 × 10 = 30)
Answer any THREE Questions.
16. a. What are the postulates of quantum theory ?
b. Write the Schrödinger wave equation.
17. Discuss the diagonal relationship between Li and Mg.
18. Discuss the manufacture and properties of Ozone.
19. What are the anomalous behaviour of Fluorine?
20. How is copper extracted from its ores? What are its uses?
B.Sc. Degree Examination, April 2010 :
Physical Chemistry – I : (2008 Onwards)
Duration : 3 Hours
Maximum : 75 marks
Part – A (10 × 2 = 20)
Answer ALL Questions.
1. State Boyle’s law.
2. What is law of corresponding states ?
3. Define critical pressure.
4. What is meant by Loschimdt number ?
5. Define adsorbate and adsorbent.
6. What is Trouton’s rule ?
7. What are reversible and irreversible reactions?
8. Define base catalysis.
9. What is Tyndall effect?
10. What is meant by Brownian movement ?
Part – B : (5 × 5 = 25)
Answer ALL Questions.
11. a. How is reduced equation of state derived from van der Waal’s equation ? (Or)
b. Distinguish between an ideal gas and a real gas.
12. a. How will you determine the critical volume experimentally ? (Or)
b. Define RMS velocity. Calculate root mean square velocity of CO2 at 27°C.
13. a. Discuss the effect of temperature on surface tension and viscosity. (Or)
b. Give any five applications of adsorption.
14. a. Apply the law of mass action to the formation of NH3. (Or)
b. Explain the terms:
i. Promoters
ii. Poisons
15. a. Explain :
i. Electrophoresis
ii. Electroosmosis
(Or)
b. Write notes on :
i. Syneresis
ii. Thixotrophy