Chemical Reaction Engineering A stirred tank reactor compared to tubular-flow reactor provides Higher overall selectivity for a first order consecutive reaction All of these More uniform operating conditions Permits operation at the optimum temperature for a long reaction time Higher overall selectivity for a first order consecutive reaction All of these More uniform operating conditions Permits operation at the optimum temperature for a long reaction time ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Slurry reactors are characterised by the Lack of intraparticle diffusion resistance Neither A nor B Both A and B Presence of two mobile phases Lack of intraparticle diffusion resistance Neither A nor B Both A and B Presence of two mobile phases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering According to Arhenious equation of temperature dependency of rate constant for an elementary reaction None of these K ∝ T e-E/RT K ∝ e-E/RT K ∝ √T None of these K ∝ T e-E/RT K ∝ e-E/RT K ∝ √T ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Carrier in a catalyst increases its Surface area Activity None of these Performance Surface area Activity None of these Performance ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The heat of reaction Depends on the pressure only Is independent of the mechanism of reaction Depends on the mechanism of reaction only Depends on both pressure and mechanism of reaction Depends on the pressure only Is independent of the mechanism of reaction Depends on the mechanism of reaction only Depends on both pressure and mechanism of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Effectiveness factor (E) of a catalyst pellet is defined as, E = (actual rate within pore of catalyst/rate if notsnowed by pore diffusion) Effectiveness factor for a first order reaction is given by (where, T = Thiele modulus) Tan hT/tan T None of these Tan T/T Tan hT/T Tan hT/tan T None of these Tan T/T Tan hT/T ANSWER DOWNLOAD EXAMIANS APP
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