Chemistry Which one of the following metals does not react with water to produce Hydrogen ? Lithium Potassium Cadmium Sodium Lithium Potassium Cadmium Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a nutrient like fertilizer is present in large quantities in a water bodies, plants grow and decay in large numbers because of suffocating of pond that does not leave enough oxygen needed to support life. This type of pollution is called Eutrophication None of these Green house effect Smog Eutrophication None of these Green house effect Smog ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas dissolved in water that makes it basic is : Sulphur dioxide Ammonia Hydrogen Carbon dioxide Sulphur dioxide Ammonia Hydrogen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ore which is found in abundance in India is fluorspar monazite bauxite magnetite fluorspar monazite bauxite magnetite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Poison used for killing rats is Calcium phosphide (Ca3P2) Zinc phosphide (Zn3P2) Magnesium phosphide (Mg3P2) Magnesium nitride (Mg3N2) Calcium phosphide (Ca3P2) Zinc phosphide (Zn3P2) Magnesium phosphide (Mg3P2) Magnesium nitride (Mg3N2) ANSWER DOWNLOAD EXAMIANS APP
Chemistry If lime water is kept in the air, it turns milky due to presence of : Sulphurdioxide Nitrogen Oxygen Carbondioxide Sulphurdioxide Nitrogen Oxygen Carbondioxide ANSWER DOWNLOAD EXAMIANS APP
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