Chemistry The most abundant rare gas in the atmosphere is He Ne Xe Ar He Ne Xe Ar ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen in water is commonly found in the form of Nitric oxide Nitrous oxide Nitrite Nitrate Nitric oxide Nitrous oxide Nitrite Nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Earth’s atmosphere is an envelope of gases extending to a height of 300 km 150 km 100 km 200 km 300 km 150 km 100 km 200 km ANSWER DOWNLOAD EXAMIANS APP
Chemistry The green colour seen in firework displays is due to the chloride salt of : Barium Strontium Calcium Sodium Barium Strontium Calcium Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sweat contains water and ________ Citric acid Lactic acid Vinegar Salt Citric acid Lactic acid Vinegar Salt ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most extensive, commercially useful source of thorium as monazite sand occurs in India at Travancore coast West Bengal coast Orissa coast Gujarat coast Travancore coast West Bengal coast Orissa coast Gujarat coast ANSWER DOWNLOAD EXAMIANS APP