1
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
The order of stability of the following tautomeric compounds is

NEET 2013 Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 63 English
A
II > I > III
B
II > III > I
C
I > II > III
D
III > II > I
2
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Change Language
Consider the reaction :
RCHO + NH2NH2 $$ \to $$ RCH $$=$$ N $$-$$ NH2

What sort of reaction is it?
A
Electrophilic addition-elimination reaction
B
Free radical addition-elimination reaction
C
Electrophilic substitution-elimination reaction
D
Nucleophilic addition-elimination reaction
3
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Change Language
Consider the following reaction

AIPMT 2012 Mains Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 61 English
The product A is
A
C6H5CHO
B
C6H5OH
C
C6H5COCH3
D
C6H5Cl
4
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Change Language
The correct order of decreasing acid strength of trichloroacetic acid (A), trifluoroacetic acid (B), acetic acid (C) and formic acid (D) is
A
B > A > D > C
B
B > D > C > A
C
A > B > C > D
D
A > C > B > D
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