Chemical Reaction Engineering A catalyst promoter Improves the activity of a catalyst Acts as a catalyst support Itself has very high activity All of these Improves the activity of a catalyst Acts as a catalyst support Itself has very high activity All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If 'n' is the order of reaction, then unit of rate constant is (time)-1 (concentration)n - 1 1/(time)(concentration)n - 1 (time)n - 1 (concentration) None of these (time)-1 (concentration)n - 1 1/(time)(concentration)n - 1 (time)n - 1 (concentration) None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The importance of diffusion in a catalyst are increased by All of these Small pore diameter An active surface of the catalyst Large catalyst particle size All of these Small pore diameter An active surface of the catalyst Large catalyst particle size 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 Time for half change is independent of the initial concentration Time for completion of the reaction is independent of the initial concentration Reaction rate is trebled when the initial concentration is trebled Time for half change is half the time taken for completion of the reaction Time for half change is independent of the initial concentration Time for completion of the reaction is independent of the initial concentration Reaction rate is trebled when the initial concentration is trebled ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The equilibrium constant of chemical reaction __________ in the presence of catalyst. 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 Remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Rate determining step in a reaction consisting of a number of steps in series is the __________ step. Fastest Intermediate Data insufficient; can't be predicted Slowest Fastest Intermediate Data insufficient; can't be predicted Slowest ANSWER DOWNLOAD EXAMIANS APP
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