1
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Which of the following reagents would distinguish cis-cyclopenta-1-2-diol from the trans-isomer?
A
MnO2
B
Aluminimum isopropoxide
C
Acetone
D
Ozone
2
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
The correct statement regarding a carbonyl compound with a hydrogen atom on its alpha-carbon, is
A
a carbonyl compound with a hydrogen atom on its alpha-carbon rapidly equilibrates with its corresponding enol and this process is known as carbonylation
B
a carbonyl compound with a hydrogen atom on its alpha-carbon rapidly equilibrates with its corresponding enol and this process is known as keto-enol tautomerism
C
a carbonyl compound with a hydrogen atom on its alpha-carbon never equilibrates with its corresponding enol
D
a carbonyl compound with a hydrogen atom on its alpha-carbon rapidly equilibrates with its corresponding enol and this process is known as aldehyde-ketone equilibration.
3
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
The correct statement regarding the basicity of arylamines is
A
arylamines are generally more basic than alkalmines because of aryl group
B
arylamines are generally more basic than alkylmines, because the nitrogen atom in arylamines is sp-hybridised
C
arylamines are generally less basic than alkylamines because the nitrogen lone-pair electrons are delocalised by interaction with the aromatic ring $$\pi $$-electron system
D
arylamines are generally more basic than alkylamines because the nitrogen lone-pair electrons are not delocalised by interaction with the aromatic ring $$\pi $$-electron system.
4
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
The product formed by the reaction of an aldehyde with a primary amine is
A
carboxylic acid
B
aromatic acid
C
Schiff's base
D
ketone
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