Chemical Reaction Engineering The catalytic converter for conversion of SO₂ to SO₃ by contact process should have a feed with SO₂ content between 2-5% 7-10% 20-25% 12-15% 2-5% 7-10% 20-25% 12-15% ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An isothermal aqueous phase reversible reaction, P ⇋ R, is to be carried out in a mixed flow reactor. The reaction rate in k.mole/m³ .h is given by, r = 0.5CP - 0.125CR. A stream containing only P enters the 2.67 1.33 1.60 0.80 2.67 1.33 1.60 0.80 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In autocatalytic reactions, No catalyst is used Catalysts have very high selectivity One of the products acts as a catalyst One of the reactants acts as a catalyst No catalyst is used Catalysts have very high selectivity One of the products acts as a catalyst One of the reactants acts as a catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering When an exothermic reversible reaction is conducted adiabatically, the rate of reaction Continuously decreases Passes through a minimum Continuously increases Passes through a maximum Continuously decreases Passes through a minimum Continuously increases Passes through a maximum 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 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 None of these Langmuir There is no dynamic equilibrium between successive layer 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 None of these Langmuir ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is not a unit of reaction rate? None of these Moles formed/volume of reactor) (time) Moles for med/(surface of catalyst) (time) Mole formed/volume of catalyst) (time) None of these Moles formed/volume of reactor) (time) Moles for med/(surface of catalyst) (time) Mole formed/volume of catalyst) (time) ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS