Chemistry The most commonly used bleaching agent is sodium chlorine carbon dioxide chlorine alcohol sodium chlorine carbon dioxide chlorine alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused due to pollution of atmosphere by Oxides of carbon and nitrogen Oxides of nitrogen and sulphur Oxides of nitrogen and phosphorous None of these Oxides of carbon and nitrogen Oxides of nitrogen and sulphur Oxides of nitrogen and phosphorous None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of neutrons present in an element having mass number 226 and atomic number 88 is : 314 88 138 50 314 88 138 50 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major harmful gas emitted by automobile vehicles which causes air pollution is Methane Carbon Monoxide Carbon dioxide Ozone gas Methane Carbon Monoxide Carbon dioxide Ozone gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Glycol is added to aviation gasoline because it Reduces evaporation of petrol Reduces consumption of petrol Prevents freezing of petrol Increases efficiency of petrol Reduces evaporation of petrol Reduces consumption of petrol Prevents freezing of petrol Increases efficiency of petrol ANSWER DOWNLOAD EXAMIANS APP
Chemistry London smog is found in Winter during day time Winter during morning time Summer during morning time Summer during day time Winter during day time Winter during morning time Summer during morning time Summer during day time ANSWER DOWNLOAD EXAMIANS APP