1
IIT-JEE 2011 Paper 1 Offline
MCQ (Single Correct Answer)
+1
-0.25
Among the following compound, the most acidic is
A
p-nitrophenol
B
p-hydroxybenzoic acid
C
o-hydroxybenzoic acid
D
p-toluic acid
2
IIT-JEE 2010 Paper 1 Offline
MCQ (Single Correct Answer)
+1
-0.25
The bond energy (in kcal mol-1) of a C-C single bond is approximately
A
1
B
10
C
100
D
1000
3
IIT-JEE 2009 Paper 2 Offline
MCQ (Single Correct Answer)
+3
-1

In the following carbocation, H/CH$$_3$$ that is most likely to migrate to the positively charged carbon is :

IIT-JEE 2009 Paper 2 Offline Chemistry - Basics of Organic Chemistry Question 7 English

A
CH$$_3$$ at C-4
B
H at C-4
C
CH$$_3$$ at C-2
D
H at C-2
4
IIT-JEE 2009 Paper 2 Offline
MCQ (Single Correct Answer)
+3
-1

The correct stability order of the following resonance structures is

IIT-JEE 2009 Paper 2 Offline Chemistry - Basics of Organic Chemistry Question 6 English

A
(I) > (II) > (IV) > (III)
B
(I) > (III) > (II) > (IV)
C
(II) > (I) > (III) > (IV)
D
(III) > (I) > (IV) > (II)
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