Chemistry Burning pyrites ore gives out Nitrogen dioxide gas Carbon dioxide gas Sulphur dioxide gas Nitric oxide gas Nitrogen dioxide gas Carbon dioxide gas Sulphur dioxide gas Nitric oxide gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry In silvery paints, the main constituent present is Silver powder Aluminium powder White lead Lead powder Silver powder Aluminium powder White lead Lead powder ANSWER DOWNLOAD EXAMIANS APP
Chemistry Main pollutants released from iron and steel industry are CO, CO2 and SO2 NO, SO3 and H2S CO2, NO2 and SO3 CO2, H2S and NO2 CO, CO2 and SO2 NO, SO3 and H2S CO2, NO2 and SO3 CO2, H2S and NO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following forms of phosphorus is most reactive? Red phosphorus Black phosphorus White phosphorus Violet phosphorus Red phosphorus Black phosphorus White phosphorus Violet phosphorus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following metals is used to galvanise iron ? Zinc Lead Copper Mercury Zinc Lead Copper Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is used as a catalyst in the production of high octane fuels? H2SO4 HF HNO3 HCl H2SO4 HF HNO3 HCl ANSWER DOWNLOAD EXAMIANS APP
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