Chemical Reaction Engineering A batch reactor is suitable for Obtaining uniform polymerisation products in highly exothermic reactions Liquid phase reactions Large scale gaseous phase reactions Achieving cent percent conversion of reactants into products Obtaining uniform polymerisation products in highly exothermic reactions Liquid phase reactions Large scale gaseous phase reactions Achieving cent percent conversion of reactants into products ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An exothermic reaction takes place in an adiabatic reactor. The product temperature __________ reactor feed temperature. Is always equal to Is always less than May be greater or less than Is always greater than Is always equal to Is always less than May be greater or less than Is always greater than ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Brunaur, Emmet and Teller (BET) equation is used to determine the specific surface area of a porous particle but not the pore volume & the porosity of the catalyst bed. Which of the following postulates is not used to derive BET equation? There is no dynamic equilibrium between successive layer Langmuir None of these The adsorbed layer may be polymolecular in thickness and the heat of adsorption in each layer (except the first one) is involved in each of the evaporation process There is no dynamic equilibrium between successive layer Langmuir None of these The adsorbed layer may be polymolecular in thickness and the heat of adsorption in each layer (except the first one) is involved in each of the evaporation process 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 ? 2NO? ? N?O? 2O? ? 3O? 2SO? + O? ? 2SO? N? + O? ? 2NO 2NO? ? N?O? 2O? ? 3O? 2SO? + O? ? 2SO? N? + O? ? 2NO ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If CA is the quantity of reactants initially present, the quantity left after 'n' half periods will be equal to (1/2)n.CA (CA)n (CA)1/2n (CA)1/n (1/2)n.CA (CA)n (CA)1/2n (CA)1/n ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The conversion of a reactant, undergoing a first order reaction, at a time equal to three times the half life of the reaction is 0.425 0.875 Data insufficient to calculate 0.5 0.425 0.875 Data insufficient to calculate 0.5 ANSWER DOWNLOAD EXAMIANS APP
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