Chemical Process Oxygen is separated by distillation from air after its liquefaction. The boiling point of oxygen is about __________ °C. -218 -83 -183 -196 -218 -83 -183 -196 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is used as a flux in the smelting of copper ore like chalcopyrite. Lime powder Silica/quartz Dolomite Coke breeze Lime powder Silica/quartz Dolomite Coke breeze ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Alum is commercially produced from Bauxite Feldspar Galena Gypsum Bauxite Feldspar Galena Gypsum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Nylon-6 as compared to Nylon-66 is having higher Abrasion/resistance Melting point None of these Hardness Abrasion/resistance Melting point None of these Hardness ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Styrene (a monomer for the production of polystyrene) is commercially produced by Fermentation of starch Dehydration of ethyl alcohol followed by hydrogenation Catalytic dehydrogenation of ethyl benzene Reacting ethylene oxide with acetal-dehyde Fermentation of starch Dehydration of ethyl alcohol followed by hydrogenation Catalytic dehydrogenation of ethyl benzene Reacting ethylene oxide with acetal-dehyde ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Catalytic oxidation of naphthalene produces Phthalic anhydride Phenol Styrene None of these Phthalic anhydride Phenol Styrene None of these ANSWER DOWNLOAD EXAMIANS APP
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