Chemistry The ‘Green House effect’ is produced due to the presence of excess amount of Nitrogen dioxide Sulphur dioxide Carbon monoxide Methane Nitrogen dioxide Sulphur dioxide Carbon monoxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ferrous sulphate is used in water treatment as a/an Reducing agent Oxidizing agent Adsorbent Coagulant aid Reducing agent Oxidizing agent Adsorbent Coagulant aid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of Nitrogen in Air is 78.03 0.94 0.03 85.02 78.03 0.94 0.03 85.02 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Higher concentration of nitrogen dioxide in atmosphere air causes Asphyxiation Corrosion Bronchitis Cancer Asphyxiation Corrosion Bronchitis Cancer ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the mass percentage of carbon in carbon dioxide (CO2) 0.273 0.201 0.158 0.323 0.273 0.201 0.158 0.323 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rutherford’s scattering experiment proved the presence of Nucleus in atoms Neutrons in atoms Electrons in atoms Atoms in all matter Nucleus in atoms Neutrons in atoms Electrons in atoms Atoms in all matter ANSWER DOWNLOAD EXAMIANS APP