1
JEE Main 2014 (Offline)
MCQ (Single Correct Answer)
+4
-1
Which one of the following bases is not present in DNA?
A
Cytosine
B
Thymine
C
Quinoline
D
Adenine
2
JEE Main 2014 (Offline)
MCQ (Single Correct Answer)
+4
-1
Considering the basic strength of amines in aqueous solution, which one has the smallest pKb value?
A
(CH3)3N
B
C6H5NH2
C
(CH3)2NH
D
CH3NH2
3
JEE Main 2014 (Offline)
MCQ (Single Correct Answer)
+4
-1
On heating an aliphatic primary amine with chloroform and ethanolic potassium hydroxide, the organic compound formed is:
A
an alkyl cyanide
B
an alkyl isocyanide
C
an alkanol
D
an alkanediol
4
JEE Main 2014 (Offline)
MCQ (Single Correct Answer)
+4
-1
The most suitable reagent for the conversion of R - CH2 - OH $$\to$$ R - CHO is:
A
CrO3
B
PCC (Pyridinium Chlorochromate)
C
KMnO4
D
K2Cr2O7
JEE Main Papers
2023
2021
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12