Chemistry Formation of ozone hole is maximum over Africa Europe India Antarctica Africa Europe India Antarctica ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is not a green house gas ? CH4 Chlorofluorocarbons N2O CO2 CH4 Chlorofluorocarbons N2O CO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a natural source of hydrocarbon? Natural Gas Petroleum Coal Mica Natural Gas Petroleum Coal Mica ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal chiefly used for galvanising iron is : Cadmium Mercury Zinc Tin Cadmium Mercury Zinc Tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Mercury is emitted into air by Burning garbage Burning coal Coal fire Steam engine Burning garbage Burning coal Coal fire Steam engine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Table salt gets moist during rainy season because Sodium chloride is deliquescent Sodium chloride is hygroscopic Sodium chloride contains some quantity of sodium iodide Sodium chloride contains hygroscopic impurities like magnesium chloride Sodium chloride is deliquescent Sodium chloride is hygroscopic Sodium chloride contains some quantity of sodium iodide Sodium chloride contains hygroscopic impurities like magnesium chloride ANSWER DOWNLOAD EXAMIANS APP
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