Chemistry Which of the following fuels causes minimum environmental pollution? Coal Diesel Kerosene Hydrogen Coal Diesel Kerosene Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Terylene is a condensation polymer of ethylene glycol and which acid? Terephthalic acid Salicylic acid Phthalic acid Benzoic Acid Terephthalic acid Salicylic acid Phthalic acid Benzoic Acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following group of gases contributes to the 'Green House Effect'? Carbon dioxide and Methane Carbon monoxide and Sulphur dioxide Carbon tetraflouride and Nitrous oxide Ammonia and Ozone Carbon dioxide and Methane Carbon monoxide and Sulphur dioxide Carbon tetraflouride and Nitrous oxide Ammonia and Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common refrigerant in domestic refrigerator is Neon Oxygen Freon Nitrogen Neon Oxygen Freon Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who first published the periodic table Dmitri Mendeleev Julius Lothar Meyer Henry Moseley John Dalton Dmitri Mendeleev Julius Lothar Meyer Henry Moseley John Dalton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused by NO2and particulates SO2 and particulates SO2 and NO2 CO2and CFCs NO2and particulates SO2 and particulates SO2 and NO2 CO2and CFCs ANSWER DOWNLOAD EXAMIANS APP
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