Chemical Reaction Engineering If ΔG (free energy change) for a chemical reaction is very large and negative, then the reaction is Unpredictable as ΔG is no measure of feasibility of a reaction Just feasible Very much feasible Not feasible Unpredictable as ΔG is no measure of feasibility of a reaction Just feasible Very much feasible Not feasible ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If pore diffusion is the controlling step in a solid catalysed reaction, the catalyst Porosity is of less importance 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 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering From among the following, choose one which is not an exothermic process. Methanol synthesis Oxidation of sulphur Ammonia synthesis Catalytic cracking Methanol synthesis Oxidation of sulphur Ammonia synthesis Catalytic cracking ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a first order reaction carried out in a plug flow reactor, the space time is 1/K In C0/C K In C0/C K In C/C0 1/K In C/C0 1/K In C0/C K In C0/C K In C/C0 1/K In C/C0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering As the chemical reaction proceeds, the rate of reaction Remains same May increase or decrease depending on the type of reaction Increases Decreases Remains same May increase or decrease depending on the type of reaction Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For all positive reaction orders for a particular duty, Mixed reactor is always larger than the plug-flow reactor Reactor size is independent of the type of flow Density variation during reaction affects design Ratio of the volume of the mixed reactor to that of the plug-flow reactor decreases with order Mixed reactor is always larger than the plug-flow reactor Reactor size is independent of the type of flow Density variation during reaction affects design Ratio of the volume of the mixed reactor to that of the plug-flow reactor decreases with order ANSWER DOWNLOAD EXAMIANS APP