1
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Dihedral angle in staggered form of ethane is
A
0o
B
12o
C
60o
D
180o
2
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
2-Butene shows geometrical isomerism due to
A
restricted rotation about double bond
B
free rotation about double bond
C
free rotation about single bond
D
chiral carbon
3
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
First product of the reaction between RCHO and NH2NH2 is
A
RCH $$=$$ NNH2
B
RCH $$=$$ NH
C
RCH2NH2
D
RCON3
4
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Reduction by LiAlH4 of hydrolysed product of an ester gives
A
two alcohols
B
two aldehydes
C
one acid and one alcohol
D
two acids.
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Class 12