Chemical Reaction Engineering A catalyst inhibitor Lessens its selectivity Is added in small quantity during the catalyst manufacture itself May be useful for suppressing undesirable side reactions All of these Lessens its selectivity Is added in small quantity during the catalyst manufacture itself May be useful for suppressing undesirable side reactions All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is not a theory of homogeneous reaction? Collision theory and activated complex theory Chain reaction theory Radiation hypothesis None of these Collision theory and activated complex theory Chain reaction theory Radiation hypothesis None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The molecularity and the order of reaction respectively, for the hydrolysis of methyl acetate in presence of acids are 1 & 1 2 & 1 2 && 2 11 & 2 1 & 1 2 & 1 2 && 2 11 & 2 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 First increases and then decreases Decreases Increases Is at the highest allowable temperature throughout First increases and then decreases Decreases Increases Is at the highest allowable temperature throughout ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of reaction does not decrease appreciably as the reaction proceeds in case of __________ reactions. Endothermic Autothermal Autocatalytic Exothermic Endothermic Autothermal Autocatalytic Exothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a zero order reaction, reactants concentration does not change with time and the 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 completion of the reaction is independent of the initial concentration Time for half change 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 completion of the reaction is independent of the initial concentration Time for half change is independent of the initial concentration ANSWER DOWNLOAD EXAMIANS APP