Chemical Reaction Engineering The decomposition of A into B is represented by the exothermic reaction, A ⇋ 2B. To achieve maximum decomposition, it is desirable to carry out the reaction. At high P and low T At low P and low T At high P and high T At low P and high T At high P and low T At low P and low T At high P and high T At low P and high T ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Effectiveness factor of a catalyst pellet is a measure of the __________ resistance. Gas film Chemical reaction Pore diffusion None of these Gas film Chemical reaction Pore diffusion None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Pick the WRONG design guideline for a reactor in which the reactions, A → R (desired) and A → S (undesired) are to take place. The ratio of the reaction rates is rR/rS = (k₁/k₂).Csub>Aa-b Use CSTR with a high conversion, when a > b Use batch reactor or plug flow reactor, when a > b Avoid recycle, when a > b Use high pressure and eliminate inerts, when a > b Use CSTR with a high conversion, when a > b Use batch reactor or plug flow reactor, when a > b Avoid recycle, when a > b Use high pressure and eliminate inerts, when a > b ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With decrease in temperature, the equilibrium conversion of a reversible endother- mic reaction Increases linearly with temperature Decreases Remains unaffected Increases Increases linearly with temperature Decreases Remains unaffected Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An endothermic second order reaction is carried out in an adiabatic plug flow reactor. The rate of heat generation is Maximum at the exit of the reactor Maximum at the centre of the reactor Constant throughout the reactor Maximum at the inlet of the reactor Maximum at the exit of the reactor Maximum at the centre of the reactor Constant throughout the reactor Maximum at the inlet of the reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a reaction, the threshold energy is equal to (where, A = activation energy N = normal energy of reactants) N A-N A+N A N A-N A+N A ANSWER DOWNLOAD EXAMIANS APP