Chemistry Pollutant from motor car exhaust that causes mental disease is Hg SO2 NO2 Lead Hg SO2 NO2 Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry An important green-house gas other than methane being produced from the agricultural fields is Nitrous oxide Ammonia Arsine Sulphur dioxide Nitrous oxide Ammonia Arsine Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the purest commercial form of iron ? Stainless steel Steel Wrought iron Pig iron Stainless steel Steel Wrought iron Pig iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pair of compounds used as anaesthetic in medicines : Nitrogen dioxide, ether Chloroform, Nitrogen dioxide Nitrous oxide, Chloroform Ether, Ammonia Nitrogen dioxide, ether Chloroform, Nitrogen dioxide Nitrous oxide, Chloroform Ether, Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical composition of cement is Limestone and Gypsum Limestone, Clay and Gypsum Clay and Gypsum Limestone and Clay Limestone and Gypsum Limestone, Clay and Gypsum Clay and Gypsum Limestone and Clay ANSWER DOWNLOAD EXAMIANS APP
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