Chemical Reaction Engineering The equilibrium constant of chemical reaction __________ in the presence of catalyst. Remains unaffected Can either increase or decrease (depends on the type of catalyst) Increases Decreases Remains unaffected Can either increase or decrease (depends on the type of catalyst) Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following factors control the deactivation of a porous catalyst pellet? Decay reactions All of these Pore diffusion Form of surface attack by poison Decay reactions All of these Pore diffusion Form of surface attack by poison ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For every 10°C rise in temperature, the rate of chemical reaction doubles. When the temperature is increased from 30 to 70°C, the rate of reaction increases __________ times. 32 16 12 8 32 16 12 8 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Most important characteristics of gas-liquid reactors are the Liquid hold-up Specific inter-facial area None of these Both A and B Liquid hold-up Specific inter-facial area None of these Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Space time in flow reactor is A measure of its capacity Usually equal to the residence time The reciprocal of the space velocity Both A and B A measure of its capacity Usually equal to the residence time The reciprocal of the space velocity Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of reaction does not decrease appreciably as the reaction proceeds in case of __________ reactions. Exothermic Endothermic Autothermal Autocatalytic Exothermic Endothermic Autothermal Autocatalytic ANSWER DOWNLOAD EXAMIANS APP
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