1
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Oxidation states of P in H4P2O5, H4P2O6, H4P2O7 are respectively
A
+3, +5, +4
B
+5, +3, +4
C
+5, +4, +3
D
+3, +4, +5
2
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
The correct order of increasing bond angles in the following species is
A
Cl2O < ClO2 < ClO$$_2^ - $$
B
ClO2 < Cl2O < ClO$$_2^ - $$
C
Cl2O < ClO$$_2^ - $$ < ClO2
D
ClO$$_2^ - $$ < Cl2O < ClO2
3
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.
4
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
NEET Subjects
EXAM MAP