Chemical Reaction Engineering If Thiele modulus is __________ , then the pore diffusion resistance in a catalyst may be considered as negligible. 0 < 0.5 ∞ > 0.5 0 < 0.5 ∞ > 0.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst is said to be a negative catalyst, ifit Reduces the value of equilibrium constant Retards the rate of reaction All of these Does not initiate the reaction Reduces the value of equilibrium constant Retards the rate of reaction All of these Does not initiate the reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the non catalytic reaction of particles with surrounding fluid, the same needed to achive the same fractional conversion for particles of different unchanging sizes is proportional to the particle diameter, when the __________ is the controlling resistance. Either A, B or C Film diffusion Chemical reaction Diffusion through ash layer Either A, B or C Film diffusion Chemical reaction Diffusion through ash layer ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering B.E.T. method can be used to determine the __________ of a porous catalyst. Pore volume Surface area Solid density All of these Pore volume Surface area Solid density All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Exothermic reactions are best carried out in CSTR followed by a plug flow reactor A plug flow reactor followed by CSTR A CSTR CSTR in series CSTR followed by a plug flow reactor A plug flow reactor followed by CSTR A CSTR CSTR in series ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Maximum equilibrium conversion for endothermic reaction is obtained at the __________ temperature. Intermediate Room Lowest possible Highest possible Intermediate Room Lowest possible Highest possible ANSWER DOWNLOAD EXAMIANS APP
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