Chemical Reaction Engineering A trickle bed reactor is the one, which Employs all the three phases (i.e.. .solid, liquid and gas) Processes three reactants at different flow rates Has altogether three streams either entering or leaving Processes three reactants with same flow rate Employs all the three phases (i.e.. .solid, liquid and gas) Processes three reactants at different flow rates Has altogether three streams either entering or leaving Processes three reactants with same flow rate ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the pore diffusion controls in a catalytic reaction, the apparent activation energy Ea is equal to The intrinsic activation energy E (E + ED) where ED is activation due to diffusion (E + ED)/2 ED/2 The intrinsic activation energy E (E + ED) where ED is activation due to diffusion (E + ED)/2 ED/2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The optimum performance for reactors operating in parallel is obtained when the feed stream is distributed in such a way, that the Space time for parallel lines is different None of these Space time for each parallel line is same Larger reactors have more space time compared to smaller ones Space time for parallel lines is different None of these Space time for each parallel line is same Larger reactors have more space time compared to smaller ones ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For series reaction, the relative yield Decreases with increasing conversion Is always greater for plug-flow reactor than for the single CSTR of the same volume Statement in A is wrong Both A and C hold good Decreases with increasing conversion Is always greater for plug-flow reactor than for the single CSTR of the same volume Statement in A is wrong Both A and C hold good ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The energy of activation of a chemical reaction Is the minimum energy which the molecules must have before the reaction can take place Varies as fifth power of the temperature Both B and C Is same as heat of reaction at constant pressure Is the minimum energy which the molecules must have before the reaction can take place Varies as fifth power of the temperature Both B and C Is same as heat of reaction at constant pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In flow reactors, the performance equations interrelate the rate of reaction to the Extent of reaction Feed rate Reactor volume All of these Extent of reaction Feed rate Reactor volume All of these ANSWER DOWNLOAD EXAMIANS APP