1
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
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 2013 (Offline)
MCQ (Single Correct Answer)
+4
-1
A compound with molecular mass 180 is acylated with CH3COCl to get a compound with molecular mass 390. The number of amino groups present per molecule of the former compound is:
A
2
B
5
C
4
D
6
4
JEE Main 2013 (Offline)
MCQ (Single Correct Answer)
+4
-1
The gas leaked from a storage tank of the Union Carbide plant in Bhopal gas tragedy was:
A
Methylamine
B
Ammonia
C
Phosgene
D
Methyl isocyanate
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