Chemical Process Styrene (a monomer for the production of polystyrene) is commercially produced by Dehydration of ethyl alcohol followed by hydrogenation Fermentation of starch Reacting ethylene oxide with acetal-dehyde Catalytic dehydrogenation of ethyl benzene Dehydration of ethyl alcohol followed by hydrogenation Fermentation of starch Reacting ethylene oxide with acetal-dehyde Catalytic dehydrogenation of ethyl benzene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Fermentation is adversely affected by the Presence of ammonium salts High concentration Presence of air Absence of air Presence of ammonium salts High concentration Presence of air Absence of air ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Saponification value/number of an oil or fat is a measure of its Insoluble fatty acid content Fatty acid content Average molecular weight Degree of unsaturation of the fatty acids present in it Insoluble fatty acid content Fatty acid content Average molecular weight Degree of unsaturation of the fatty acids present in it ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Concentration of hydrogen peroxide is done by Vacuum crystallisation Atmospheric distillation Crystallisation Dehydration Vacuum crystallisation Atmospheric distillation Crystallisation Dehydration ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ process is used for the manufacture of sodium carbonate by ammonia soda process. Solvay Haber's Ostwald's Bosch Solvay Haber's Ostwald's Bosch ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is obtained as a by-product in the manufacture of sodium hydroxide using brine. Chlorine Sodium bi-carbonate Sodium carbonate Ammonium chloride Chlorine Sodium bi-carbonate Sodium carbonate Ammonium chloride ANSWER DOWNLOAD EXAMIANS APP
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