No. of questions - 20
Time - 10 min
1.
The reason for the loss of optical activity of lactic acid when – OH group is changed by H is that
2.
The Beilstein test for organic compound is used to detect
4.
The racemisation of optically active compounds is driven by :
5.
Number of tertiary carbon atoms in tertiary butyl alcohol is :
6.
Maleic and fumaric acids are :
7.
Which of the following acids shows stereoisomerism?
8.
The oxygen atom in phenol
9.
Which of the following process is suitable for the purification of aniline?
10.
Which of the following compounds exhibits rotamers?
11.
Identify the compound that exhibits tautomerism
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.
A mixture of acetone and methanol can be separated by
15.
Which of the following statements is not characteristic of free radical chain reaction?
16.
2-methylpent-3-enoic acid shows :
