Chemical Reaction Engineering Carbon particles accummulated on the catalyst used in the gas oil cracking lies in the category of __________ poison. Chemisorbed Stability Deposited Selectivity Chemisorbed Stability Deposited Selectivity ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With the same reaction time, initial concentration and feed rate, the reaction 2A → B is carried out separately in CSTR and P.F. reactor of equal volumes. The conversion will be Same in both the reactors Data insufficient; can't be predicted Higher in CSTR Higher in P.F. reactor Same in both the reactors Data insufficient; can't be predicted Higher in CSTR Higher in P.F. reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering When the reaction occurs in the diffusion controlled region, the apparent activation energy as measured is only __________ the true value. None of these Equal Half Twice None of these Equal Half Twice ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Catalyst carriers Have very high selectivity Provide large surface area with a small amount of active material Inhibit catalyst poisoning Increase the activity of a catalyst Have very high selectivity Provide large surface area with a small amount of active material Inhibit catalyst poisoning Increase the activity of a catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In the fluid catalytic cracker (FCC), the cracking reaction is __________ (i) and the regeneration is ____________ (ii) (i) exothermic (ii) exothermic (i) endothermic (ii) enodthermic (i) endothermic (ii) exothermic (i) exothermic (ii) endothermic (i) exothermic (ii) exothermic (i) endothermic (ii) enodthermic (i) endothermic (ii) exothermic (i) exothermic (ii) endothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An irreversible aqueous phase reaction, A + B → P, is carried out in an adiabatic mixed flow reactor. A feed containing 4kmole/m³ of each A and B enters the reactor at 8m³ /hr. If the temperature of the exit stream is never to exceed 390 K, what is the maximum inlet feed temperature allowed?(Data: Heat of reaction = - 50 kJ/mole, Density of the reacting mixture = 1000kg/m³, Specific heat of reacting mixture = 2kJ/kg.K)The above data can be assumed to be independent of temperature and composition. 390 490 190 290 390 490 190 290 ANSWER DOWNLOAD EXAMIANS APP
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