Chemical Reaction Engineering A chemical reaction is of zero order, when the reaction rate is (where, CA = concentration of reactant) Independent of temperature ∝ CA ∝ 1/CA None of these Independent of temperature ∝ CA ∝ 1/CA None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The half life period of a first order reaction is given by (where, K = rate constant. ) 6.93 K 2.5 K 0.693/K 1.5 K 6.93 K 2.5 K 0.693/K 1.5 K ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reaction A → B is conducted in an isothermal batch reactor. If the conversion of A increases linearly with holding time, then the order of the reaction is 1.5 2 1 0 1.5 2 1 0 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 Remains unaffected Decreases Can either increase or decrease (depends on the type of catalyst) Increases Remains unaffected Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering From among the following, choose one which is not an exothermic process. Methanol synthesis Catalytic cracking Oxidation of sulphur Ammonia synthesis Methanol synthesis Catalytic cracking Oxidation of sulphur Ammonia synthesis ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reason why a catalyst increases the rate of reaction is that, it Decreases the energy barrier for reaction Increases the activation energy Decreases the molecular collision diameter None of these Decreases the energy barrier for reaction Increases the activation energy Decreases the molecular collision diameter None of these ANSWER DOWNLOAD EXAMIANS APP
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