No. of questions - 20
Time - 10 min
1.
Maleic and fumaric acids are :
3.
The reason for the loss of optical activity of lactic acid when – OH group is changed by H is that
4.
0.5 g of hydrocarbon gave 0.9 g water on combustion. The percentage of carbon hydrocarbon is
5.
The Beilstein test for organic compound is used to detect
6.
Identify the compound that exhibits tautomerism
7.
A mixture of acetone and methanol can be separated by
8.
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 :
10.
Number of tertiary carbon atoms in tertiary butyl alcohol is :
11.
The oxygen atom in phenol
12.
The racemisation of optically active compounds is driven by :
13.
Which of the following acids shows stereoisomerism?
14.
Which of the following statements is not characteristic of free radical chain reaction?
15.
Which of the following compounds exhibits rotamers?
16.
Which of the following process is suitable for the purification of aniline?
17.
2-methylpent-3-enoic acid shows :
