Chemistry In arc welding, Argon is used because of its Ability to lower the melting point of the metal High calorific value High flammability Low reactivity with metal Ability to lower the melting point of the metal High calorific value High flammability Low reactivity with metal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in Monazite sand ? Thorium Sodium Potassium Uranium Thorium Sodium Potassium Uranium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pollutant responsible for ozone holes is ________ CO CFC SO2 CO2 CO CFC SO2 CO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following was used as a chemical weapon in the first world war ? Mustard gas Hydrogen cyanide Carbon monoxide Water gas Mustard gas Hydrogen cyanide Carbon monoxide Water gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The advantage of detergents over soaps is Detergents give lather even with hard water Detergents could not give much lather Soaps give lather with only soft water Detergents are soluble in water Detergents give lather even with hard water Detergents could not give much lather Soaps give lather with only soft water Detergents are soluble in water ANSWER DOWNLOAD EXAMIANS APP
Chemistry The quality of petrol is expressed in terms of Added unlead compounds Gold number Cetane number Octane number Added unlead compounds Gold number Cetane number Octane number ANSWER DOWNLOAD EXAMIANS APP
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