PVC
bakelite
nylon
polythene
An important green-house gas other than methane being produced from the agricultural fields is
Antacid tablets consist of
Any P-orbital can accommodate up to
Aqua regia is a 1: 3 mixture, by volume, of
Aquaregia is a mixture of the following in the ratio 1: 3 by volume
Aspirin is
Aspirin is chemically known as
Atomic number is the number equal to
Atomic number of an atom gives the number of which of the following ?
Atomic weight of an element is given by
