Chemical Process The temperature in the calcium carbide furnace is __________ °C. 2000-2200 4000-4500 200-300 700-850 2000-2200 4000-4500 200-300 700-850 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chalcopyrite is the main ore of Copper Iron Tin Lead Copper Iron Tin Lead ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Economics of 'Solvay Process' depends upon the efficiency of Ammoniation of salt solution Carbonating tower Ammonia recovery Ammonia recovery and size of the plant Ammoniation of salt solution Carbonating tower Ammonia recovery Ammonia recovery and size of the plant ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Oils and fats are converted to soap in a process called Hydrogenation Esterification Saponification None of these Hydrogenation Esterification Saponification None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Phenol formaldehyde Is an abrasive material Employs addition polymerisation Is a monomer Employs condensation polymerisation Is an abrasive material Employs addition polymerisation Is a monomer Employs condensation polymerisation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Roasting of metallurgical ores is done mainly to Remove CO₂ & H₂O Remove arsenic & sulphur Sinter the ore Dehydrate it Remove CO₂ & H₂O Remove arsenic & sulphur Sinter the ore Dehydrate it ANSWER DOWNLOAD EXAMIANS APP
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