Chemistry Which of the following pollutants is main product of automobile exhaust ? NO CO2 CO Hydrocarbons NO CO2 CO Hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal does not undergo corrosion due to the formation of oxide layer? Aluminium Zinc Copper Iron Aluminium Zinc Copper Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Peptization is a process of Purification of colloids Precipitation of colloidal particles Protection of colloidal solution Dispersing precipitates into colloidal solution Purification of colloids Precipitation of colloidal particles Protection of colloidal solution Dispersing precipitates into colloidal solution ANSWER DOWNLOAD EXAMIANS APP
Chemistry The manufacture of iron from iron ore involves the process of Electrolysis Oxidation Reduction Fractional distillation Electrolysis Oxidation Reduction Fractional distillation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following organic compounds has fruity smell? Aldehyde Ether Alcohol Ester Aldehyde Ether Alcohol Ester ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is usually not an air-pollutant? Sulphur dioxide Carbon dioxide Nitrous oxide Hydrocarbons Sulphur dioxide Carbon dioxide Nitrous oxide Hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
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