Chemistry Which of the following is not a gaseous air pollutant? Oxides of sulphur Hydrocarbon Oxides of nitrogen Smoke Oxides of sulphur Hydrocarbon Oxides of nitrogen Smoke ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that usually causes explosions in coal mines is Methane Carbon monoxide Air Hydrogen Methane Carbon monoxide Air Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hardness of the water is commonly measured in terms of Calcium sulphate equivalents Magnesium carbonate equivalents Calcium carbonate equivalents Magnesium sulphate equivalents Calcium sulphate equivalents Magnesium carbonate equivalents Calcium carbonate equivalents Magnesium sulphate equivalents ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the main nitrogenous waste in humans ? Uric Acid Ammonia Ammonium Nitrate Urea Uric Acid Ammonia Ammonium Nitrate Urea ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is secondary air pollutant ? SO2 Photochemical smog Dust particles NO2 SO2 Photochemical smog Dust particles NO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the strongest base in aqueous solution ? Triethylamine Diethylamine Ammonia Ethylamine Triethylamine Diethylamine Ammonia Ethylamine ANSWER DOWNLOAD EXAMIANS APP