Chemical Reaction Engineering Vegetable oils are hydrogenated in a __________ reactor. Homogeneous catalytic Plug flow Slurry None of these Homogeneous catalytic Plug flow Slurry 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 batch reactor or plug flow reactor, when a > b Avoid recycle, when a > b Use CSTR with a high conversion, when a > b Use high pressure and eliminate inerts, when a > b Use batch reactor or plug flow reactor, when a > b Avoid recycle, when a > b Use CSTR with a high conversion, when a > b Use high pressure and eliminate inerts, when a > b ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If pore diffusion is the controlling step in a solid catalysed reaction, the catalyst None of these Porosity is very important Internal surface area is utilised efficiently Porosity is of less importance None of these Porosity is very important Internal surface area is utilised efficiently Porosity is of less importance ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Backmixing is most predominant in CSTR's connected in series A plug-flow reactor A well stirred batch reactor A single CSTR CSTR's connected in series A plug-flow reactor A well stirred batch reactor A single CSTR ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For identical flow rate, feed composition and for elementary first order reactions, 'N' equal sized mixed reactors in series with a total volume 'V' gives the same conversion as a single plug flow reactor of volume 'V' for constant density systems. This is true, when the value of 'N' is ∞ ≥1 1 >1 ∞ ≥1 1 >1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The catalyst in a second order reversible reaction increases the rate of the forward reaction Only And decreases that of backward reaction And backward reaction equally To a greater extent than that of the backward reaction Only And decreases that of backward reaction And backward reaction equally To a greater extent than that of the backward reaction ANSWER DOWNLOAD EXAMIANS APP