Chemistry Which of the following is usually not an air-pollutant? Nitrous oxide Sulphur dioxide Hydrocarbons Carbon dioxide Nitrous oxide Sulphur dioxide Hydrocarbons Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal chiefly used for galvanising iron is : Cadmium Tin Mercury Zinc Cadmium Tin Mercury Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is chiefly present in LPG (Liquefied Petroleum Gas) ? Ethane Butane Propane Methane Ethane Butane Propane Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who developed the model of atomic structure ? Volta Faraday Bohr and Rutherford Alfred Nobel Volta Faraday Bohr and Rutherford Alfred Nobel ANSWER DOWNLOAD EXAMIANS APP
Chemistry During fermentation of sugar, the compound which is always formed is : Ethylene Ethyl Alcohol Acetic Acid Methyl Alcohol Ethylene Ethyl Alcohol Acetic Acid Methyl Alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the naturally occuring heaviest element Thorium Protactinium Uranium Mercury Thorium Protactinium Uranium Mercury ANSWER DOWNLOAD EXAMIANS APP