Chemical Reaction Engineering Which of the following factors control the deactivation of a porous catalyst pellet? Form of surface attack by poison All of these Pore diffusion Decay reactions Form of surface attack by poison All of these Pore diffusion Decay reactions ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Integral method for analysing the kinetic data is used Both A and B When the data are scattered None of these For testing specific mechanisms with simple rate expressions Both A and B When the data are scattered None of these For testing specific mechanisms with simple rate expressions ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A photochemical reaction is __________ light. Catalysed by Initiated by Used to convert heat energy into Accompanied with emission of Catalysed by Initiated by Used to convert heat energy into Accompanied with emission of ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a packed bed reactor; the presence of a long tail in the residence time distribution curve is an indication of Dead zone Chanelling Bypass Ideal plug flow Dead zone Chanelling Bypass Ideal plug flow ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Space time equals the mean residence time When the density of the reaction mixture is constant For narrow diameter tubular reactor For large diameter tubular reactor For CSTR When the density of the reaction mixture is constant For narrow diameter tubular reactor For large diameter tubular reactor For CSTR ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A space time of 3 hours for a flow reactor means that Three reactor volumes of feed can be processed every hour It takes three hours to dump the entire volume of the reactor with feed The time required to process one reactor volume of feed (measured at specified conditions) is 3 hours Conversion is cent per cent after three hours Three reactor volumes of feed can be processed every hour It takes three hours to dump the entire volume of the reactor with feed The time required to process one reactor volume of feed (measured at specified conditions) is 3 hours Conversion is cent per cent after three hours ANSWER DOWNLOAD EXAMIANS APP
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