Chemistry The gas that usually causes explosions in coal mines is Air Hydrogen Methane Carbon monoxide Air Hydrogen Methane Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry This group of alumino-silicate minerals is widely used in making electrical insulators Bauxite Manganese Chromite Mica Bauxite Manganese Chromite Mica ANSWER DOWNLOAD EXAMIANS APP
Chemistry The advantage of detergents over soaps is Detergents could not give much lather Soaps give lather with only soft water Detergents are soluble in water Detergents give lather even with hard water Detergents could not give much lather Soaps give lather with only soft water Detergents are soluble in water Detergents give lather even with hard water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bauxite is used as raw material by which industry ? Iron Steel Aluminium Gold Iron Steel Aluminium Gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry Oxide of sulphur present in the atmosphere are washed down by rains to cause : Eutrophication in lakes Industrial smog formation Depletion of fossil fuel reserves Lowering of pH of soil Eutrophication in lakes Industrial smog formation Depletion of fossil fuel reserves Lowering of pH of soil ANSWER DOWNLOAD EXAMIANS APP
Chemistry Table salt gets moist during rainy season because Sodium chloride contains some quantity of sodium iodide Sodium chloride is hygroscopic Sodium chloride is deliquescent Sodium chloride contains hygroscopic impurities like magnesium chloride Sodium chloride contains some quantity of sodium iodide Sodium chloride is hygroscopic Sodium chloride is deliquescent Sodium chloride contains hygroscopic impurities like magnesium chloride ANSWER DOWNLOAD EXAMIANS APP
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