Chemical Reaction Engineering Which of the following is not a chemical step in a fluid solid catalytic reaction? None of these Adsorption Surface chemical reaction Desorption None of these Adsorption Surface chemical reaction Desorption ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is not endothermic in nature? Combustion of sulphur Steam reforming of naphtha Gasification of carbon Thermal cracking of fuel oil Combustion of sulphur Steam reforming of naphtha Gasification of carbon Thermal cracking of fuel oil ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction requires two unequal sized CSTR. Which of the following gives higher yield ? Data insufficient, can Large reactor followed by smaller one Either of the arrangement A or B will give the same yield Smaller reactor followed by larger one Data insufficient, can Large reactor followed by smaller one Either of the arrangement A or B will give the same yield Smaller reactor followed by larger one ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Velocity of a chemical reaction Increases with increase of pressure of reactants for all reactions Decreases with increase in temperature None of these Decreases with increase of reactant concentration Increases with increase of pressure of reactants for all reactions Decreases with increase in temperature None of these Decreases with increase of reactant concentration 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) Decreases Remains same Increases linearly Increases Decreases Remains same Increases linearly Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Specific rate constant for a second order reaction Is independent of temperature Both B and C Depends on the nature of the reactants Varies with temperature Is independent of temperature Both B and C Depends on the nature of the reactants Varies with temperature ANSWER DOWNLOAD EXAMIANS APP
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