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. 15-30 90-100 250-300 15-30 90-100 250-300 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Lurgi coal gasifier is a pressurised __________ bed reactor. Moving Entrained Fixed Fluidised Moving Entrained Fixed Fluidised ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The main product of high temperature carbonisation of coal is Ammonia Tar Coke Phenol Ammonia Tar Coke Phenol ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Carbon tetrachloride (CCl₄) is the starting raw material for the manufacture of Methanol Parathion Trichloroethylene Perchloroethylene Methanol Parathion Trichloroethylene Perchloroethylene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In the manufacture of H₂SO₄, vanadium catalyst as compared to platinum catalyst Gives higher conversion efficiency Has a longer life and is not poisoned by arsenic Handles lower SO₂ content gas (7 -10% SO₂), thus increasing the capital cost of the plant All of these Gives higher conversion efficiency Has a longer life and is not poisoned by arsenic Handles lower SO₂ content gas (7 -10% SO₂), thus increasing the capital cost of the plant All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process At very high concentration of enzymes, the rate of fermentation chemical reaction is __________ the concentration of reactants. Proportional to the square of Inversely proportional to Independent of Directly proportional to Proportional to the square of Inversely proportional to Independent of Directly proportional to ANSWER DOWNLOAD EXAMIANS APP