Chemistry The most abundant element in the earth’s atmosphere is Oxygen Argon Nitrogen Krypton Oxygen Argon Nitrogen Krypton ANSWER DOWNLOAD EXAMIANS APP
Chemistry The Bhopal gas tragedy was caused by the gas Methyl Cyanide Methyl chloride Methyl Iso Cyanate Methyl Iso Cyanide Methyl Cyanide Methyl chloride Methyl Iso Cyanate Methyl Iso Cyanide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused due to pollution of atmosphere by Oxides of nitrogen and phosphorous None of these Oxides of nitrogen and sulphur Oxides of carbon and nitrogen Oxides of nitrogen and phosphorous None of these Oxides of nitrogen and sulphur Oxides of carbon and nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Drinking soda is Acidic Oxidant Neutral Alkaline Acidic Oxidant Neutral Alkaline ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas present in the stratosphere which filters out some of the sun's ultraviolet light and provides an effective shield against radiation damage to living things is methane ozone helium oxygen methane ozone helium oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a commercial source of energy? Dried dung Agricultural waste Natural gas Sun Dried dung Agricultural waste Natural gas Sun ANSWER DOWNLOAD EXAMIANS APP