Chemical Reaction Engineering Which of the following does not produce a change in the value of rate constant of a reaction? Temperature None of these Concentration and catalyst Pressure Temperature None of these Concentration and catalyst Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Backmixing is most predominant in A well stirred batch reactor A plug-flow reactor A single CSTR CSTR's connected in series A well stirred batch reactor A plug-flow reactor A single CSTR CSTR's connected in series ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In which of the following gaseous phase reactions, the equilibrium of the reaction remains unaffacted by pressure changes ? N? + O? ? 2NO 2O? ? 3O? 2SO? + O? ? 2SO? 2NO? ? N?O? N? + O? ? 2NO 2O? ? 3O? 2SO? + O? ? 2SO? 2NO? ? N?O? ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following resistances is not involved in a gas phase catalytic (gas- solid) reaction? Gas film and pore surface diffusion resistances for products Surface phenomenon resistance Gas film and pore surface diffusion resistances for reactants Ash resistance Gas film and pore surface diffusion resistances for products Surface phenomenon resistance Gas film and pore surface diffusion resistances for reactants Ash resistance ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in the order of reaction (for all positive reaction orders), the ratio of the volume of mixed reactor to the volume of plug flow reactor (for identical feed composition, flow rate and conversion) Increases Remains same Increases linearly Decreases Increases Remains same Increases linearly Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The energy of activation of a chemical reaction Varies as fifth power of the temperature Is the minimum energy which the molecules must have before the reaction can take place Both B and C Is same as heat of reaction at constant pressure Varies as fifth power of the temperature Is the minimum energy which the molecules must have before the reaction can take place Both B and C Is same as heat of reaction at constant pressure ANSWER DOWNLOAD EXAMIANS APP
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