Chemical Reaction Engineering Promoter. All of these Increases the number of active centres by increasing the unevenness of catalyst surface and by creating discontinuities in the crystals Initiates a chemical reaction and is a catalyst by itself Atlers the position of equilibrium in a reversible reaction All of these Increases the number of active centres by increasing the unevenness of catalyst surface and by creating discontinuities in the crystals Initiates a chemical reaction and is a catalyst by itself Atlers the position of equilibrium in a reversible reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The conversion XA and residence time data are collected for zero order liquid phase reaction in a stirred tank reactor. Which of the following will be a straight line? XA(1 - XA)Vs τ XA/(1 - XA)Vs τ XA Vs ln τ XA Vs . τ XA(1 - XA)Vs τ XA/(1 - XA)Vs τ XA Vs ln τ XA Vs . τ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The conversion in a mixed reactor/accomplishing a reaction A 3R is 50% when gaseous reactant 'A' is introduced at the rate of 1 litre/second and the leaving flow rate is 2 litres/second. The holding time for this operation is __________ second. 3 0.5 2 1 3 0.5 2 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the liquid phase zero order irreversible reaction A → B, the conversion of A in a CSTR is found to be 0.3 at a space velocity of 0.1min⁻¹ . What will be the conversion for a PFR with a space velocity of 0.2 min⁻¹? Assume that all the other operating conditions are the same for CSTR and PFR. 0.9 0.15 0.3 0.6 0.9 0.15 0.3 0.6 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An irreversible first order reaction is being carried out in a CSTR and PFR of same volume. The liquid flow rates are same. The relative conversion will Be more in CSTR than in PFR Be same in both cases Be more in PFR than in CSTR Depend on the temperature Be more in CSTR than in PFR Be same in both cases Be more in PFR than in CSTR Depend on the temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Maximum equilibrium conversion for endothermic reaction is obtained at the __________ temperature. Lowest possible Highest possible Room Intermediate Lowest possible Highest possible Room Intermediate ANSWER DOWNLOAD EXAMIANS APP
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