1
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following is the most correct electron displacement for a nucleophilic reaction to take place?
A
AIPMT 2015 Cancelled Paper Chemistry - Some Basic Concepts of Organic Chemistry Question 93 English Option 1
B
AIPMT 2015 Cancelled Paper Chemistry - Some Basic Concepts of Organic Chemistry Question 93 English Option 2
C
AIPMT 2015 Cancelled Paper Chemistry - Some Basic Concepts of Organic Chemistry Question 93 English Option 3
D
AIPMT 2015 Cancelled Paper Chemistry - Some Basic Concepts of Organic Chemistry Question 93 English Option 4
2
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
Change Language
Consider the following compounds :
AIPMT 2015 Cancelled Paper Chemistry - Some Basic Concepts of Organic Chemistry Question 91 English
Hyperconjunction occurs in
A
III only
B
I and III
C
I only
D
II only
3
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
Change Language
The enolic form of ethyl accetoacetate as shown below has
AIPMT 2015 Cancelled Paper Chemistry - Some Basic Concepts of Organic Chemistry Question 90 English
A
9 sigma bonds and 2 pi-bonds
B
9 sigma bonds and 1 pi-bond
C
18 sigma bonds and 2 pi-bonds
D
16 sigma bonds and 1 pi-bond.
4
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following species contains equal number of $$\sigma $$- and $$\pi $$-bonds ?
A
(CN)2
B
CH2(CN)2
C
HCO3$$-$$
D
XeO4