No. of questions - 20
Time - 10 min
1.
Which of the following process is suitable for the purification of aniline?
2.
Identify the compound that exhibits tautomerism
3.
Maleic and fumaric acids are :
4.
The Beilstein test for organic compound is used to detect
5.
The oxygen atom in phenol
6.
Number of tertiary carbon atoms in tertiary butyl alcohol is :
7.
Which of the following compounds exhibits rotamers?
8.
Which of the following statements is not characteristic of free radical chain reaction?
9.
A mixture of acetone and methanol can be separated by
10.
The reason for the loss of optical activity of lactic acid when – OH group is changed by H is that
12.
Lactic acid in which a methyl group, a hydroxyl group, a carboxylic acid group and a hydrogen atom are attached to a central carbon atom shows optical isomerism due to the molecular geometry at the :
13.
The racemisation of optically active compounds is driven by :
14.
Ammonia molecule is :
15.
0.5 g of hydrocarbon gave 0.9 g water on combustion. The percentage of carbon hydrocarbon is
16.
2-methylpent-3-enoic acid shows :
17.
Which of the following acids shows stereoisomerism?