17.
18.
19,
20.
21.
22.

ˆ 23.

24.
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31.

92.

33.

34.

D 70214
Explain the geometry of IF.
Define solubility product with an example.
Name any two applications of NHg.
Name any two uses of Boron.
How does Ortho Hydrogen differ from para Hydrogen 9

What are Ionising and non-ionising solvents ?
(10 x 2 = 20 marks)
Section C

Answer any five questions,
Each question carries 6 marks.

Differentiate between accuracy and precision.
What are the uses of noble gases ?

Discuss the role of Selenium in Xerography.
What is levelling effect ?

What are Clathrate compounds of Noble gases ?
What is Thermal pollution ?

What are the limitations of liquid SO, as solvent ?

What is Co-precipitation ?
(5 x 6 = 30 marks)

Section D

Answer any two questions.
Each question carries 10 marks.

(a) How are Errors classified ? Explain. (6 marks)
(b) Discuss briefly different types of sampling. (4 marks)
(a) Write S.N. as Phosphazenes. (5 marks)
(b) How are Non-aqueous solvents classified ? Explain with examples (5 marks)
(a) Compare the properties of halogens and pseudo halogens. (5 marks)
(b) Write S.N. on electronegativity. (5 marks)
(a) What is inert pair effect. Discuss. (4 marks)

(6 marks)

(b) What are Carboranes ? How are Carboranes classified ?
[2 x 10 = 20 marks]