No. of questions - 20
Time - 10 min
1.
Identify the compound that exhibits tautomerism
2.
The reason for the loss of optical activity of lactic acid when – OH group is changed by H is that
3.
A mixture of acetone and methanol can be separated by
4.
Which of the following statements is not characteristic of free radical chain reaction?
5.
The Beilstein test for organic compound is used to detect
6.
Which of the following process is suitable for the purification of aniline?
8.
Number of tertiary carbon atoms in tertiary butyl alcohol is :
9.
Which of the following compounds exhibits rotamers?
10.
The oxygen atom in phenol
11.
2-methylpent-3-enoic acid shows :
12.
0.5 g of hydrocarbon gave 0.9 g water on combustion. The percentage of carbon hydrocarbon is
13.
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 :
14.
Ammonia molecule is :
15.
Maleic and fumaric acids are :
16.
Which of the following acids shows stereoisomerism?
17.
The racemisation of optically active compounds is driven by :
