1
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
During the kinetic study of the reaction, 2A + B $$ \to $$ C + D, following results were obtained
Run [A]/mol L$$-$$1 [B]/mol L$$-$$1 Initial rate of formation
of D/mol L$$-$$1 min$$-$$1
I. 0.1 0.1 6.0$$ \times $$10$$-$$3
II. 0.3 0.2 7.2$$ \times $$10$$-$$2
III. 0.3 0.4 2.88$$ \times $$10$$-$$1
IV. 0.4 0.1 2.40$$ \times $$10$$-$$2

Based on the above data which one of the following is correct?
A
Rate = k[A]2[B]
B
Rate = k[A][B]
C
Rate = k[A]2[B]2
D
Rate = k[A][B]2
2
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Which one of the following molecular hydrides acts as a Lewis acid?
A
NH3
B
H2O
C
B2H6
D
CH4
3
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
4
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
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