Chemical Reaction Engineering A second order reaction of the form A + B → C is called a pseudo-first order reaction, when CA0 = CB0 CA0 > CB0 CB0 > CA0 CB0 ≥ CB0 CA0 = CB0 CA0 > CB0 CB0 > CA0 CB0 ≥ CB0 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 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 There is no dynamic equilibrium between successive layer Langmuir 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 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Bulk diffusion in catalyst pore __________ with increase in pressure. Increases exponentially Decreases Remains unchanged Increases Increases exponentially Decreases Remains unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering __________ catalytic reaction is involved in the thermal cracking of gas oil. Heterogeneous non Homogeneous non Homogeneous Heterogeneous Heterogeneous non Homogeneous non Homogeneous Heterogeneous ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The catalyst in a second order reversible reaction increases the rate of the forward reaction To a greater extent than that of the backward reaction Only And decreases that of backward reaction And backward reaction equally To a greater extent than that of the backward reaction Only And decreases that of backward reaction And backward reaction equally ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order irreversible reaction, A → B is carried out separately in a constant volume as well as in a variable volume reactor for a particular period. It signifies that __________ in the two reactors. None of these Both the conversion as well as concentrations will be different Both conversion as well as concentration are same Conversion in both will be the same but concentrations will be different None of these Both the conversion as well as concentrations will be different Both conversion as well as concentration are same Conversion in both will be the same but concentrations will be different ANSWER DOWNLOAD EXAMIANS APP
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