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 Oxide of sulphur present in the atmosphere are washed down by rains to cause : Industrial smog formation Lowering of pH of soil Depletion of fossil fuel reserves Eutrophication in lakes Industrial smog formation Lowering of pH of soil Depletion of fossil fuel reserves Eutrophication in lakes ANSWER DOWNLOAD EXAMIANS APP
Chemistry For a spontaneous chemical process, the free energy change is Negative Depends on whether the reaction is exothermic or endothermic Positive Zero Negative Depends on whether the reaction is exothermic or endothermic Positive Zero ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is most acidic Na2O CaO Al22O3 MgO Na2O CaO Al22O3 MgO ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bleaching action of moist sulphur di-oxide is because of its Oxidising property Reducing property Basic property Acidic property Oxidising property Reducing property Basic property Acidic property ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element in the earth’s atmosphere is Krypton Nitrogen Argon Oxygen Krypton Nitrogen Argon Oxygen ANSWER DOWNLOAD EXAMIANS APP
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