Chemical Reaction Engineering To maximise the formation of R in the simultaneous reactionA + B → R , rR = 2CA0.5.CB2 A + B → S , rS = 1.5 CA . CB We should have High CA, high CB High CA, low CB Low CA, low CB Low CA, high CB High CA, high CB High CA, low CB Low CA, low CB Low CA, high CB ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering BET apparatus is used to determine the Porosity of the catalyst bed Specific surface of a porous catalyst Pore diameter Pore size distribution Porosity of the catalyst bed Specific surface of a porous catalyst Pore diameter Pore size distribution ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A reversible liquid phase endothermic reaction is to be carried out in a plug flow reactor. For minimum reactor volume, it should be operated such that the temperature along the length Decreases First increases and then decreases Is at the highest allowable temperature throughout Increases Decreases First increases and then decreases Is at the highest allowable temperature throughout Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Rate determining step in a reaction consisting of a number of steps in series is the __________ step. Slowest Intermediate Data insufficient; can't be predicted Fastest Slowest Intermediate Data insufficient; can't be predicted Fastest ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An exothermic reaction takes place in an adiabatic reactor. The product temperature __________ reactor feed temperature. Is always greater than Is always equal to Is always less than May be greater or less than Is always greater than Is always equal to Is always less than May be greater or less than ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst in a chemical reaction Alters the reaction mechanism All of these Decreases the activation energy Increases the frequency of collisions of reacting species Alters the reaction mechanism All of these Decreases the activation energy Increases the frequency of collisions of reacting species ANSWER DOWNLOAD EXAMIANS APP
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