Chemical Process Exothermic condensation reaction of monochlorobenzene with chloral in presence of 20% oleum as catalyst produces DDT. The reaction temperature is maintained at __________ °C. 250-300 90-100 15-30 250-300 90-100 15-30 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Synthesis gas is a mixture of H₂, CH₄ and CO CO₂ and H₂ N₂ and H₂ CO and H₂ H₂, CH₄ and CO CO₂ and H₂ N₂ and H₂ CO and H₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Very fine suspended and colloidal impurities are removed from water by a process called Softening Coagulation Sedimentation Disinfection Softening Coagulation Sedimentation Disinfection ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Mercury electrolytic cell produces 50-70% NaOH solution. Its operating temperature is __________ °C. 150-200 25 60-70 250-300 150-200 25 60-70 250-300 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Producer gas consists mainly of CO, H₂ CO, CO₂ N₂, H₂ C₂H₂, CO₂, H₂ H₂, CH₄ CO, H₂ CO, CO₂ N₂, H₂ C₂H₂, CO₂, H₂ H₂, CH₄ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Fat splitting catalyst is ZnO Al2O₃ Fe CaCO₃ ZnO Al2O₃ Fe CaCO₃ ANSWER DOWNLOAD EXAMIANS APP
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