Annamalai University 2009-1st Year B.Sc Chemistry - Dual system - - - Inorganic - Question Paper

B.Sc. DEGREE exam – 2009
(DUAL DEGREE SYSTEM)
(APPLIED CHEMISTRY)
(FIRST YEAR)
(PART-III)
540. INORGANIC CHEMISTRY
May) (Time: three Hours
Maximum: 100 Marks
part – A
ans any 8 ques..
All ques. carry equal marks. (8 x five = 40)
1.Explain ratio and packing fraction.
2.Write a note on radioactive series.
3.Based on the Lewis concept classify the acids and bases. provide examples.
4.Explain leveling effect.
5.What is an alloy? elaborate its uses?
6.Name any 5 alloys of Iron with their composition.
7.Write a note on common ion effect.
8.Differentiate primary and secondary standards.
9.Differentiate adsorbent and adsorbate. provide examples.
10.Define RF value. elaborate the factors which affect the RF value?

part – B
ans any 3 ques..
All ques. carry equal marks. (3 x 20 = 60)

11.(a)How Geiger – Muller counter is useful in detecting radio activity?
(b)Discuss the applications of radioactive isotopes in medicines and agriculture.
(c)What is meant by neutron activator analysis? elaborate its applications? (6+8+6)
12.(a)Discuss liquid ammonia as a solvent.
(b)Explain the Lux-Flood and Bronsted-Lowry concepts of acids and Bases.
(c)How steric and solvation effects influence the strength of acids and bases. (6+6+8)
13.(a)How is ceramic manufactured?
(b)Give any 2 alloys of copper with their composition and uses.
(c)Describe different kinds of ceramics with their applications. (8+4+8)
14.(a)Explain (i) common ion effect (ii) Redox Titrations.
(b)Write a note on precipitation from homogeneous solutions.
(c)Describe colorimetric estimation with suitable examples. (6+7+7)
15.(a)Describe Flame ionisation detector.
(b)What are the merits of paper chromatography.
(c)Describe the method of column chromatography to separate a mixture. (5+5+10)

Earning:   Approval pending.