Chemistry Which of the following is caused by the higher concentration of Nitrogen and Phosphorous ? Acidity Eutrophication Hardness Alkalinity Acidity Eutrophication Hardness Alkalinity ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following could be used as fuel in propellant or rockets ? Liquid Oxygen + Liquid Argon Liquid Nitrogen + Liquid Oxygen Liquid Hydrogen + Liquid Oxygen Liquid Hydrogen + Liquid Nitrogen Liquid Oxygen + Liquid Argon Liquid Nitrogen + Liquid Oxygen Liquid Hydrogen + Liquid Oxygen Liquid Hydrogen + Liquid Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the highest quality of hard coal? Anthracite Lignite Peat Bituminous Anthracite Lignite Peat Bituminous ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a major green house gas? Freon Carbon dioxide Carbon monoxide Chloro fluorocarbon Freon Carbon dioxide Carbon monoxide Chloro fluorocarbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a fertilizer? Calcium ammonium nitrate Potassium nitrate Calcium sulphate Ammonium sulphate Calcium ammonium nitrate Potassium nitrate Calcium sulphate Ammonium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The electronic configuration of an atom having atomic number ‘20’ is 2, 8, 8, 2 2, 10, 8 2, 8, 10 2, 6, 8, 4 2, 8, 8, 2 2, 10, 8 2, 8, 10 2, 6, 8, 4 ANSWER DOWNLOAD EXAMIANS APP
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