Chemistry Which one is not a primary greenhouse gases in the Earth's atmosphere Carbon dioxide Methane Ozone Nitrogen Carbon dioxide Methane Ozone Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Formation of ozone hole is maximum over Africa India Antarctica Europe Africa India Antarctica Europe ANSWER DOWNLOAD EXAMIANS APP
Chemistry Highest percentage of carbon is found in which form of coal? Lignite Bituminous Peat Anthracite Lignite Bituminous Peat Anthracite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heavy metals got their name because compared to other atoms they have Higher densities Higher atomic numbers Higher atomic radii Higher atomic masses Higher densities Higher atomic numbers Higher atomic radii Higher atomic masses ANSWER DOWNLOAD EXAMIANS APP
Chemistry Name two elements that find wide application in transistor industry Tungsten and Platinum Carbon and Platinum Iridium and Germanium Silicon and Germanium Tungsten and Platinum Carbon and Platinum Iridium and Germanium Silicon and Germanium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silicon is used in Transistors All of these Semiconductors Solar energy devices Transistors All of these Semiconductors Solar energy devices ANSWER DOWNLOAD EXAMIANS APP
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