Question 1 of 10

Identify the incorrect statement from the following:

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B
C
D

Question 2 of 10

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B
C
D
E

Question 3 of 10

The least stable free radical is

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B
C
D

Question 4 of 10

B.H.C is prepared by treating benezene with

A
B
C
D

Question 5 of 10

The force between two magnetic poles is F. If the distance between the poles and the pole strenghts is doubled, then the force experienced is:

A
B
C
D
E

Question 6 of 10

Sulphur trioxide can be obtained by which of the following reaction.

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B
C
D

Question 7 of 10

If vectors a, b, c are non zero, non coplanar vectors, then (c x a) x (a x b) is

A
B
C
D
E

Question 8 of 10

Given the polymers ; A = Nylon ; B = Buna - S;C = Polythene. Arrange these in increasing order of their intermolecular force (lower to higher)

A
B
C
D

Question 9 of 10

In a polymer sample, 30% of molecules have a molecular mass of 20,000 40% have 30,000 and the rest 60,000. What is the weight average molecular mass of the polymer?

A
B
C
D

Question 10 of 10

Auto reduction is employed in the metallurgy of :

A
B
C
D
E
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