www.prgc.ac.in BSc Chemistry Model Question Paper, Syllabus : Pithapur Rajas Govt College

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P.R.GOVERNMENT COLLEGE (AUTONOMOUS) KAKINADA
YEAR - (Examination at the end of I Semester) Model Paper
General and Physical Chemistry (2010-11)
Time: 3 Hrs. Max.Marks: 75

Home Page : http://www.prgc.ac.in/index.php
Model Question Paper : http://www.prgc.ac.in/files/Syllabus/Chemistry.pdf

SECTION – A
GENERAL & PHYSICAL CHEMISTRY

Answer all questions from section A 4´10=40 Marks
1. Describe the LCAO method of formation of molecular orbital .Draw the molecular orbital diagram of O2?
OR
a) Explain De Broglie’s hypothesis. and derive the De Broglie’s equation.
b) Define and explain Cromption effect

2. Write about the following
(a) Enantiomers and diastereomers
(b) DL and RS notation
OR
Define conformational isomerism. Discusses the conformational isomerism of n-butane

3. a).Derive the Vander wall’s equation of state
b). How do real gases deviate from ideal behavior?
OR
What is critical solution temperature? Explain the phenol water system

4. Derive Bragg”s Equation and describe the Bragg’s Spectrophtometry method
OR
Write the difference between physical and chemical adsorption. Derive the Longmuir adsorption isotherm?

SECTION – B GENERAL & PHYSICAL CHEMISTRY
Answer any FIVE of the following 5´5=25 Marks
5. What are quantum numbers and explain its importance?

6. Define bond order and write the bond orders of O2, NO

7. What is optical isomerism? Write possible isomers of tartaric acid

8. What is common ion effect? Explain one application in quantitative analysis?

9. Write the Liquefaction of air by Linda’s method.

10. Define crystal defects? Describe frankly defect in crystal

11. Write the applications of Colloids?

12. What are Azeotropes and explain fractional distillation?