Chemistry The chief source of naphthalene is Camphor Coal-tar Charcoal Diesel Camphor Coal-tar Charcoal Diesel ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid used in lead storage cells is Hydrochloric acid Sulphuric acid Nitric acid Phosphoric acid Hydrochloric acid Sulphuric acid Nitric acid Phosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following gases has the highest calorific value? Water gas Coal gas Natural gas Indane gas Water gas Coal gas Natural gas Indane gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which variety of coal contains recognisable traces of the original plant material ? Bitumen Anthracite Lignite Peat Bitumen Anthracite Lignite Peat ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rutherford’s scattering experiment proved the presence of Electrons in atoms Neutrons in atoms Atoms in all matter Nucleus in atoms Electrons in atoms Neutrons in atoms Atoms in all matter Nucleus in atoms ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pair of compounds used as anaesthetic in medicines : Nitrogen dioxide, ether Chloroform, Nitrogen dioxide Ether, Ammonia Nitrous oxide, Chloroform Nitrogen dioxide, ether Chloroform, Nitrogen dioxide Ether, Ammonia Nitrous oxide, Chloroform ANSWER DOWNLOAD EXAMIANS APP
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