Chemistry Oxide of sulphur present in the atmosphere are washed down by rains to cause : Eutrophication in lakes Industrial smog formation Depletion of fossil fuel reserves Lowering of pH of soil Eutrophication in lakes Industrial smog formation Depletion of fossil fuel reserves Lowering of pH of soil ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following iron ores, the highest percentage of iron content is found in– Limnonite Magnetite None of these Haemetite Limnonite Magnetite None of these Haemetite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Molasses a by-product in the manufacture of sugar, is converted into Paper Alcohol Fuel Pulp Paper Alcohol Fuel Pulp ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alum is used as A purifier for water A disinfectant An analgesic A fertilizer A purifier for water A disinfectant An analgesic A fertilizer ANSWER DOWNLOAD EXAMIANS APP
Chemistry Conversion of chemical energy into electrical energy occurs in Atomic bombs Dynamo Electric heaters A battery Atomic bombs Dynamo Electric heaters A battery ANSWER DOWNLOAD EXAMIANS APP
Chemistry In which of the following ions , the colour is not due to d-d transition ? [CrO4]2− [Ti(H2O)6]3+ [CoF6]3+ [Cu(NH3)4]2+ [CrO4]2− [Ti(H2O)6]3+ [CoF6]3+ [Cu(NH3)4]2+ ANSWER DOWNLOAD EXAMIANS APP
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