Chemistry Main pollutants released from iron and steel industry are NO, SO3 and H2S CO2, NO2 and SO3 CO, CO2 and SO2 CO2, H2S and NO2 NO, SO3 and H2S CO2, NO2 and SO3 CO, CO2 and SO2 CO2, H2S and NO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The term 'brown air' is used for Acid fumes Industrial smog Photochemical smog Sulphurous smog Acid fumes Industrial smog Photochemical smog Sulphurous smog ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gunpowder consits of a mixture of Nitre, sulphur and charcoal TNT and charcoal Sand and TNT Sulphur, sand and charcoal Nitre, sulphur and charcoal TNT and charcoal Sand and TNT Sulphur, sand and charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a natural dye ? Alizarin Phenolphthalein Aniline blue Crystal violet Alizarin Phenolphthalein Aniline blue Crystal violet ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ? Chlorofluorocarbon Nitrous oxide Carbon dioxide Sulphur dioxide Chlorofluorocarbon Nitrous oxide Carbon dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemically ‘Quick Silver is known as Silver Copper Aluminium Mercury Silver Copper Aluminium Mercury ANSWER DOWNLOAD EXAMIANS APP
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