Chemical Reaction Engineering The half life period of a first order reaction is given by (where, K = rate constant. ) 1.5 K 6.93 K 2.5 K 0.693/K 1.5 K 6.93 K 2.5 K 0.693/K ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The order of a chemical reaction is Never fractional Always equal to the total stoichiometric number of reactants An experimentally determined quantity None of these Never fractional Always equal to the total stoichiometric number of reactants An experimentally determined quantity None of these 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. 8 2 4 16 8 2 4 16 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst in a chemical reaction All of these Alters the reaction mechanism Decreases the activation energy Increases the frequency of collisions of reacting species All of these Alters the reaction mechanism Decreases the activation energy Increases the frequency of collisions of reacting species ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The value of 'n' for a chemical reaction A → B, whose reaction rate is → CAn, will be __________ if the rate of the reaction increases by a factor of 8, when the concentration of is doubled. 1 3 2 1 3 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A plug-flow reactor is characterised by Presence of axial mixing Presence of lateral mixing Constant composition and temperature of reaction mixture High capacity Presence of axial mixing Presence of lateral mixing Constant composition and temperature of reaction mixture High capacity ANSWER DOWNLOAD EXAMIANS APP
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