Chemistry Among the following, which is always found in free-state in nature? Sodium Copper Gold Silver Sodium Copper Gold Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry The natural resource, known as black gold is Coal Platinum Tin Lead Coal Platinum Tin Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Of the following compounds of calcium, the one having highest covalent character is CaBr2 Cal2 Cacl2 CaF2 CaBr2 Cal2 Cacl2 CaF2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry This group of alumino-silicate minerals is widely used in making electrical insulators Bauxite Mica Chromite Manganese Bauxite Mica Chromite Manganese ANSWER DOWNLOAD EXAMIANS APP
Chemistry The formula C6H5-CO-CH3 represents Acetophenone Acetone Acetic acid Phenyl acetate Acetophenone Acetone Acetic acid Phenyl acetate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the process is known as nitrification? Conversion of ammonia to nitrites Conversion of nitrite to nitric oxide Reaction of nitrogen dioxide with water to form nitric acid Reaction of Nitrogen Monoxide with oxygen to form nitric acid Conversion of ammonia to nitrites Conversion of nitrite to nitric oxide Reaction of nitrogen dioxide with water to form nitric acid Reaction of Nitrogen Monoxide with oxygen to form nitric acid ANSWER DOWNLOAD EXAMIANS APP
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