Chemical Reaction Engineering A chemical reaction is of zero order, when the reaction rate is (where, CA = concentration of reactant) None of these ∝ CA ∝ 1/CA Independent of temperature None of these ∝ CA ∝ 1/CA Independent of temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Most important characteristics of gas-liquid reactors are the None of these Both A and B Specific inter-facial area Liquid hold-up None of these Both A and B Specific inter-facial area Liquid hold-up ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The concentration of A in a first order reaction, A → B, decreases Linearly with time Exponentially with time Logarithmically with time Very abruptly towards the end of the reaction Linearly with time Exponentially with time Logarithmically with time Very abruptly towards the end of the reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In autocatalytic reactions, One of the reactants acts as a catalyst One of the products acts as a catalyst Catalysts have very high selectivity No catalyst is used One of the reactants acts as a catalyst One of the products acts as a catalyst Catalysts have very high selectivity No catalyst is used ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The extent of a reaction is Different for reactants and products Depends on the stoichiometric co-efficient Dimensionless All of these Different for reactants and products Depends on the stoichiometric co-efficient Dimensionless All 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
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