Chemistry Tear gas is : Nitrous oxide Chloroprene Bleaching powder Carbonyl chloride Nitrous oxide Chloroprene Bleaching powder Carbonyl chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Why is water not suitable for putting out a petrol fire ? The oxygen content of water is isolated by petrol and thus it helps in burning Water, being heavy, slips below petrol which thus remains in contact with air and burns The heat required for combustion of petrol is very low Petrol is too inflammable to be extinguished by water The oxygen content of water is isolated by petrol and thus it helps in burning Water, being heavy, slips below petrol which thus remains in contact with air and burns The heat required for combustion of petrol is very low Petrol is too inflammable to be extinguished by water ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that usually causes explosions in coal mines is Carbon monoxide Air Methane Hydrogen Carbon monoxide Air Methane Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief source for the production of nitrogeneous fertilizers is : Nitrogen dioxide Nitric acid Ammonia Nitrogen Nitrogen dioxide Nitric acid Ammonia Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as anesthetic ? NO N2O NH3 NO2 NO N2O NH3 NO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The water pollution in river is measured by the dissolved amount of Nitrogen Chlorine Oxygen Ozone Nitrogen Chlorine Oxygen Ozone ANSWER DOWNLOAD EXAMIANS APP
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