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 Ash resistance Surface phenomenon resistance Gas film and pore surface diffusion resistances for reactants Gas film and pore surface diffusion resistances for products Ash resistance Surface phenomenon resistance Gas film and pore surface diffusion resistances for reactants 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 Reaction of benzene with chlorine gas to produce tri-chlorobenzene exemplifies a/an __________ reaction. Consecutive Elementary None of these Parallel Consecutive Elementary None of these Parallel ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction A → B occurs in an isothermal porous catalyst pellet of spherical shape. If the concentration of A at the centre of the pellet is much less than at the external surface, the process is limited by Reaction External mass transfer None of these Diffusion within the pellet Reaction External mass transfer None of these Diffusion within the pellet ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate constant of a reaction is a function of the Initial concentration of the reactants Time of reaction Extent of reaction Temperature of the system Initial concentration of the reactants Time of reaction Extent of reaction Temperature of the system ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the reversible reaction A ⇋ 2B, if the equilibrium constant K is 0.05 mole/litre; starting from initially 2 moles of A and zero moles of B, how many moles will be formed at equilibrium? 0.637 0.152 0.338 0.253 0.637 0.152 0.338 0.253 ANSWER DOWNLOAD EXAMIANS APP
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