Chemical Reaction Engineering The rate constant of a chemical reaction decreases by decreasing the Concentration of reactants Pressure Duration of reaction Temperature Concentration of reactants Pressure Duration of reaction Temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Catalytic action in a catalytic chemical reaction follows from the ability of catalyst to change the None of these Equilibrium constant Activation energy Heat of reaction None of these Equilibrium constant Activation energy Heat of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In which of the following gaseous phase reversible reactions, the product yield can not be increased by the application of high pressure? PCl3 + Cl₂ ⇋ PCl5 N + 3H₂ ⇋ 2NH₃ 2SO₂ + O₂ ⇋ 2SO₃ N₂ + O₂ ⇋ 2NO PCl3 + Cl₂ ⇋ PCl5 N + 3H₂ ⇋ 2NH₃ 2SO₂ + O₂ ⇋ 2SO₃ N₂ + O₂ ⇋ 2NO ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering "A spherical porous catalyst particle of radius R is subjected to reactant A which reacts to form B by a zero order surface reaction A → B. Film mass transfer resistance is negligible and pore diffusion of A is rate controlling. The effectiveness factor of the catalyst is reported as 7/8. Which of the following statement is true?A. Inner catalyst core of radius R/8 does not participate in reaction." Inner catalyst core of radius 7R/8 does not participate in reaction Ffectiveness factor for a zero order reaction can not be 7/8 as it must always be 1 Inner catalyst core of radius R/8 does not participate in reaction Inner catalyst core of radius R/2 does not participate in reaction Inner catalyst core of radius 7R/8 does not participate in reaction Ffectiveness factor for a zero order reaction can not be 7/8 as it must always be 1 Inner catalyst core of radius R/8 does not participate in reaction Inner catalyst core of radius R/2 does not participate in reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The fractional volume change of the system for the isothermal gas phase reaction, A 3B , between no conversion and complete conversion is 3 2 0.5 1 3 2 0.5 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a packed bed reactor; the presence of a long tail in the residence time distribution curve is an indication of Ideal plug flow Chanelling Dead zone Bypass Ideal plug flow Chanelling Dead zone Bypass ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS