Chemical Reaction Engineering Most important characteristics of gas-liquid reactors are the None of these Both A and B Liquid hold-up Specific inter-facial area None of these Both A and B Liquid hold-up Specific inter-facial area ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Photo-chemical reactions occur in presence of Darkness Monochromatic radiation only Sunlight Solid catalysts Darkness Monochromatic radiation only Sunlight Solid catalysts ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For reactions in parallel viz A → P (desired product) and A → Q (unwanted product), if the order of the desired reaction is higher than that of the undesired reaction, a Batch reactor is preferred over a single CSTR for high yield Single CSTR is the most suitable Tubular reactor is preferred over a single CSTR for high yield Both A and B Batch reactor is preferred over a single CSTR for high yield Single CSTR is the most suitable Tubular reactor is preferred over a single CSTR for high yield Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In case of calcination of limestone, CaCO₃ CaO + CO₂, the addition of more of CaO will result in __________ in the concentration of CO₂. Increase No change Unpredictable from the data Decrease Increase No change Unpredictable from the data Decrease ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering What is the order of a chemical reaction in which doubling the initial concentration of the reactants doubles the half life time of the reaction? Zero 1 3 2 Zero 1 3 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a zero order reaction, reactants concentration does not change with time and the Time for half change is half the time taken for completion of the reaction Reaction rate is trebled when the initial concentration is trebled Time for completion of the reaction is independent of the initial concentration Time for half change is independent of the initial concentration Time for half change is half the time taken for completion of the reaction Reaction rate is trebled when the initial concentration is trebled Time for completion of the reaction is independent of the initial concentration Time for half change is independent of the initial concentration ANSWER DOWNLOAD EXAMIANS APP