Chemistry The major harmful gas emitted by automobile vehicles which causes air pollution is Methane Carbon Monoxide Ozone gas Carbon dioxide Methane Carbon Monoxide Ozone gas Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry In a reaction of the type A+B ? C+D one could ensure it to be a first order reaction by : Adding a catalyst Increasing the concentration of a reactant Increasing the temperature Increasing the concentration of a product Adding a catalyst Increasing the concentration of a reactant Increasing the temperature Increasing the concentration of a product ANSWER DOWNLOAD EXAMIANS APP
Chemistry The Refrigerant 'FREON' is Calcium Tetra Fluoride Difluoro Dichloro Methane Fluorspar and Felspar Hydrofluosilicic Acid Calcium Tetra Fluoride Difluoro Dichloro Methane Fluorspar and Felspar Hydrofluosilicic Acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ruby and sapphire are oxides of Aluminium Copper Iron Tin Aluminium Copper Iron Tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is non-radioactive ? Uranium Zirconium Plutonium Thorium Uranium Zirconium Plutonium Thorium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief source for the production of nitrogeneous fertilizers is : Nitrogen Nitrogen dioxide Ammonia Nitric acid Nitrogen Nitrogen dioxide Ammonia Nitric acid ANSWER DOWNLOAD EXAMIANS APP
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