Chemical Reaction Engineering Which of the following does not produce a change in the value of rate constant of a reaction? Pressure None of these Concentration and catalyst Temperature Pressure None of these Concentration and catalyst Temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Design of heterogeous catalytic reactor involves consideration of __________ steps. Only chemical Neither A nor B Both A & B Only physical Only chemical Neither A nor B Both A & B Only physical ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering __________ gas is normally employed in B.E.T.method of finding out the surface area of catalyst. N₂ CO₂ He H₂ N₂ CO₂ He H₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The equilibrium constant of a catalytic chemical reaction __________ due to the presence of a catalyst. Increases Remains unaffected Unpredictable from the data Decreases Increases Remains unaffected Unpredictable from the data Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In Langmuir treatment of adsorption, Whole surface of the catalyst does not have the same activity for adsorption and there is attraction between the adsorbed molecule Extent of adsorption is more than one complete monomolecular layer on the surface All the adsorption does not take place by the same mechanism Whole surface of the catalyst is essentially uniform and the adsorbed molecule has no effect on the rate of adsorption per site Whole surface of the catalyst does not have the same activity for adsorption and there is attraction between the adsorbed molecule Extent of adsorption is more than one complete monomolecular layer on the surface All the adsorption does not take place by the same mechanism Whole surface of the catalyst is essentially uniform and the adsorbed molecule has no effect on the rate of adsorption per site ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In autocatalytic reactions, One of the products acts as a catalyst No catalyst is used One of the reactants acts as a catalyst Catalysts have very high selectivity One of the products acts as a catalyst No catalyst is used One of the reactants acts as a catalyst Catalysts have very high selectivity ANSWER DOWNLOAD EXAMIANS APP
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