Chemical Process Sulphur removal by heating of pyrite ore in presence of air is called its Reduction Calcination Roasting Smelting Reduction Calcination Roasting Smelting ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Absorption of SO₃ in 97% H₂SO₄ is Not possible Exothermic None of these Endothermic Not possible Exothermic None of these Endothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Cement mainly contains CaO, MgO, K₂O Al2O₃, MgO, FE₂O₃ MgO, SiO₂, K₂O CaO, SiO₂, Al2O₃ CaO, MgO, K₂O Al2O₃, MgO, FE₂O₃ MgO, SiO₂, K₂O CaO, SiO₂, Al2O₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Ethylene oxide is produced by oxidation of ethylene in presence of AgO catalyst at 1 atm & 100°C 5 atm & 275°C 100 atm & 500°C 50 atm & 1000°C 1 atm & 100°C 5 atm & 275°C 100 atm & 500°C 50 atm & 1000°C ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The metallic aluminium is obtained from pure alumina in the presence of fused cryolite by Electrolytic reduction Electrolytic oxidation Electrolysis None of these Electrolytic reduction Electrolytic oxidation Electrolysis None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sodium salt of higher molecular weight fatty acid is termed as the __________ soap. Hard Soft Metallic Lubricating Hard Soft Metallic Lubricating ANSWER DOWNLOAD EXAMIANS APP
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