Chemistry Which one of the following is a major green house gas? Carbon monoxide Chloro fluorocarbon Carbon dioxide Freon Carbon monoxide Chloro fluorocarbon Carbon dioxide Freon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most commonly used chemicals in the artificial rainmaking or cloud seeding are Dry Ice (Frozen CO2) Silver Iodide (Ag I) All of these Sodium Chloride (NaCl) Dry Ice (Frozen CO2) Silver Iodide (Ag I) All of these Sodium Chloride (NaCl) ANSWER DOWNLOAD EXAMIANS APP
Chemistry What happens when a drop of glycerol is added to crushed KMnO4 spread on a paper ? The paper ignites There is a violent explosion. There is a crackling sound There is no reaction. The paper ignites There is a violent explosion. There is a crackling sound There is no reaction. ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphur dioxide bleaches colouring matter by : Dehydration Reduction Oxidation Decomposition Dehydration Reduction Oxidation Decomposition ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following pollutants is main product of automobile exhaust ? CO2 NO CO Hydrocarbons CO2 NO CO Hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal that is used as a catalyst in the hydrogenation of oils is Pt Pb Ni Cu Pt Pb Ni Cu ANSWER DOWNLOAD EXAMIANS APP
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