Chemical Reaction Engineering A catalyst inhibitor All of these May be useful for suppressing undesirable side reactions Is added in small quantity during the catalyst manufacture itself Lessens its selectivity All of these May be useful for suppressing undesirable side reactions Is added in small quantity during the catalyst manufacture itself Lessens its selectivity ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of a gas phase reaction is given by K . CA . CB. If the volume of the reaction vessel is reduced to l/4th of its initial volume, then the reaction rate compared to the original rate will be __________ times. 2 4 16 8 2 4 16 8 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In case of staged packed bed reactors carrying out exothermic reaction, use Cold shot operations for a dilute solution requiring large preheating to bring the stream upto the reaction temperature High recycle for pure gas All of these Plug flow for dilute liquid requiring no large preheating of feed Cold shot operations for a dilute solution requiring large preheating to bring the stream upto the reaction temperature High recycle for pure gas All of these Plug flow for dilute liquid requiring no large preheating of feed ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the time required for half change is inversely proportional to the square of initial concentration and the velocity depends on the units in which the concentration term is expressed, then the order of reaction is 2 3 1 0 2 3 1 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The synthesis of proteins and metabolism in biological objects occur in the presence of biocatalyst called Haemoglobin None of these A ferment or an enzyme Fungi Haemoglobin None of these A ferment or an enzyme Fungi ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If in the gaseous phase reaction, N₂O₄ ⇋ 2NO₂, x is the part of N₂O₄ which dissociates, then the number of molecules at equilibrium will be (1 - x) (1 + x)² (1 + x) (1 - x)² (1 - x) (1 + x)² (1 + x) (1 - x)² ANSWER DOWNLOAD EXAMIANS APP