1
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
Alkyl halides react with dialkyl copper reagents to give
A
alkenes
B
alkyl copper halides
C
alkanes
D
alkenyl halides
2
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
The best reagent to convert pent -3- en-2-ol into pent -3-en-2-one is
A
Acidic permanganate
B
Acidic dichromate
C
Chromic anhydride in glacial acetic acid
D
Pyridinium chloro – chromate
3
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
Among the following acids which has the lowest pKa value?
A
CH3COOH
B
HCOOH
C
(CH3)2COOH
D
CH3CH2COOH
4
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
Reaction of cyclohexanone with dimethylamine in the presence of catalytic amount of an acid forms a compound if water during the reaction is continuously removed. The compound formed is generally known as
A
a Schiff’s base
B
an enamine
C
an imine
D
an amine
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