1
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
The correct statement regarding the comparison of staggered and eclipsed conformations of ethane, is
A
the eclipsed conformation of ethane is more stable than staggered conformation even through the eclipsed conformation has torsional strain
B
the staggered conformation of ethane is more stable than eclipsed conformation, because staggered conformation has no torsional strain
C
the staggered conformation of ethane is less stable than eclipsed conformation, because staggered conformation has torsional strain
D
the eclipsed conformation of ethane is more stable than stggered conformation, because eclipsed conformation has no torsional strain.
2
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Change Language
The possible stereo-structures of CH3CHOHCOOH, which are optically active, are called
A
atropisomers
B
enantiomers
C
mesomers
D
diastereomers
3
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following statements is not correct for a nucleophile?
A
Ammonia is a nucleophile.
B
Nucleophiles attack low e$$-$$ density sites.
C
Nucleophiles are not electron seeking.
D
Nucleophile is a Lewis acid.
4
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
Change Language
The total number of $$\pi $$-bond electrons in the following structure is

AIPMT 2015 Cancelled Paper Chemistry - Some Basic Concepts of Organic Chemistry Question 93 English
A
12
B
16
C
4
D
8
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