1
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
The tendency of BF3, BCl3 and BBr3 to behave as Lewis acid decreases in the sequence
A
BCl3 > BF3 > BBr3
B
BBr3 > BCl3 > BF3
C
BBr3 > BF3 > BCl3
D
BF3 > BCl3 > BBr3
2
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
The straight chain polymer is formed by
A
hydrolysis of CH3SiCl3 followed by condensation polymerisation
B
hydrolysis of (CH3)4Si by addition polymerisation
C
hydrolysis of (CH3)2SiCl2 followed by condensation polymerisation
D
hydrolysis of (CH3)3SiCl followed by condensation polymerisation.
3
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
The stability of +1 oxidation state among Al, Ga, In and Tl increases in the sequence
A
Al < Ga < In < Tl
B
Tl < In < Ga < Al
C
In < Tl < Ga < Al
D
Ga < In < Al < Tl
4
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
Among the following which is the strongest oxidising agent?
A
Br2
B
I2
C
Cl2
D
F2

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