Chemical Reaction Engineering A trickle bed reactor is the one, which Processes three reactants at different flow rates Processes three reactants with same flow rate Employs all the three phases (i.e.. .solid, liquid and gas) Has altogether three streams either entering or leaving Processes three reactants at different flow rates Processes three reactants with same flow rate Employs all the three phases (i.e.. .solid, liquid and gas) Has altogether three streams either entering or leaving ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Rate of an autocatalytic chemical reaction is a function of Temperature only All of these Composition only Pressure only Temperature only All of these Composition only Pressure only ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the gaseous reaction 2A → B, where the feed consists of 50 mole % A and 50 mole % inerts, the expansion factor is 1 -0.5 -0.25 1 -0.5 -0.25 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering At a given value of E/R (ratio of activation energy and gas constant), the ratio of the rate constants at 500°K and 400°K is 2, if Arrhenious law is used. What will be this ratio, if transition state theory is used with the same value of E/R? 2.5 2 2.24 1.6 2.5 2 2.24 1.6 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 Whole surface of the catalyst is essentially uniform and the adsorbed molecule has no effect on the rate of adsorption per site All the adsorption does not take place by the same mechanism Extent of adsorption is more than one complete monomolecular layer on the surface Whole surface of the catalyst does not have the same activity for adsorption and there is attraction between the adsorbed molecule Whole surface of the catalyst is essentially uniform and the adsorbed molecule has no effect on the rate of adsorption per site All the adsorption does not take place by the same mechanism Extent of adsorption is more than one complete monomolecular layer on the surface ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Collision theory gives the rate constant for bimolecular reaction as K α eE/RT K α √T.e-E/RT K α e-E/RT None of these K α eE/RT K α √T.e-E/RT K α e-E/RT None of these ANSWER DOWNLOAD EXAMIANS APP
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