Chemical Reaction Engineering A catalyst promoter All of these Improves the activity of a catalyst Itself has very high activity Acts as a catalyst support All of these Improves the activity of a catalyst Itself has very high activity Acts as a catalyst support ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The catalyst in a second order reversible reaction increases the rate of the forward reaction Only And decreases that of backward reaction To a greater extent than that of the backward reaction And backward reaction equally Only And decreases that of backward reaction To a greater extent than that of the backward reaction And backward reaction equally ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following does not produce a change in the value of rate constant of a reaction? Pressure Temperature Concentration and catalyst None of these Pressure Temperature Concentration and catalyst None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If CA is the quantity of reactants initially present, the quantity left after 'n' half periods will be equal to (CA)n (CA)1/2n (1/2)n.CA (CA)1/n (CA)n (CA)1/2n (1/2)n.CA (CA)1/n ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An isothermal aqueous phase reversible reaction, P ⇋ R, is to be carried out in a mixed flow reactor. The reaction rate in k.mole/m³ .h is given by, r = 0.5CP - 0.125CR. A stream containing only P enters the 0.80 1.60 2.67 1.33 0.80 1.60 2.67 1.33 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The importance of diffusion in a catalyst are increased by Small pore diameter Large catalyst particle size An active surface of the catalyst All of these Small pore diameter Large catalyst particle size An active surface of the catalyst All of these ANSWER DOWNLOAD EXAMIANS APP
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