Chemical Reaction Engineering Design of heterogeous catalytic reactor involves consideration of __________ steps. Only chemical Both A & B Only physical Neither A nor B Only chemical Both A & B Only physical Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In which of the following gaseous phase reversible reactions, the product yield can not be increased by the application of high pressure? N + 3H₂ ⇋ 2NH₃ 2SO₂ + O₂ ⇋ 2SO₃ PCl3 + Cl₂ ⇋ PCl5 N₂ + O₂ ⇋ 2NO N + 3H₂ ⇋ 2NH₃ 2SO₂ + O₂ ⇋ 2SO₃ PCl3 + Cl₂ ⇋ PCl5 N₂ + O₂ ⇋ 2NO ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate constant of a chemical reaction increases by increasing the None of these Pressure Temperature Reactant's concentration None of these Pressure Temperature Reactant's concentration ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst inhibitor All of these Lessens its selectivity Is added in small quantity during the catalyst manufacture itself May be useful for suppressing undesirable side reactions All of these Lessens its selectivity Is added in small quantity during the catalyst manufacture itself May be useful for suppressing undesirable side reactions ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following factors control the deactivation of a porous catalyst pellet? Decay reactions Form of surface attack by poison Pore diffusion All of these Decay reactions Form of surface attack by poison Pore diffusion All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following resistances is not involved in a gas phase catalytic (gas- solid) reaction? Surface phenomenon resistance Ash resistance Gas film and pore surface diffusion resistances for reactants Gas film and pore surface diffusion resistances for products Surface phenomenon resistance Ash resistance Gas film and pore surface diffusion resistances for reactants Gas film and pore surface diffusion resistances for products ANSWER DOWNLOAD EXAMIANS APP
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