Chemical Reaction Engineering A typical example of an exothermic reversible reaction conducted at high pressure in industry is Reformation of methane Dehydration of ethanol Methanol synthesis Polymerisation of ethylene Reformation of methane Dehydration of ethanol Methanol synthesis Polymerisation of ethylene ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In Langmuir treatment of adsorption, All the adsorption does not take place by the same mechanism Whole surface of the catalyst does not have the same activity for adsorption and there is attraction between the adsorbed molecule Extent of adsorption is more than one complete monomolecular layer on the surface Whole surface of the catalyst is essentially uniform and the adsorbed molecule has no effect on the rate of adsorption per site All the adsorption does not take place by the same mechanism Whole surface of the catalyst does not have the same activity for adsorption and there is attraction between the adsorbed molecule Extent of adsorption is more than one complete monomolecular layer on the surface Whole surface of the catalyst is essentially uniform and the adsorbed molecule has no effect on the rate of adsorption per site ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A back mix reactor is Same as ideal stirred tank reactor Ideal at very low conversion Same as plug flow reactor (PFR) Suitable for gas phase reactions Same as ideal stirred tank reactor Ideal at very low conversion Same as plug flow reactor (PFR) Suitable for gas phase reactions 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 Increases linearly Increases Remains same Decreases Increases linearly Increases Remains same ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For nearly isothermal operation involving large reaction time in a liquid-phase reaction, the most suitable reactor is a __________ reactor. Fixed bed Tubular flow Stirred tank Batch Fixed bed Tubular flow Stirred tank Batch ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The energy of activation of a chemical reaction Is same as heat of reaction at constant pressure Is the minimum energy which the molecules must have before the reaction can take place Varies as fifth power of the temperature Both B and C Is same as heat of reaction at constant pressure Is the minimum energy which the molecules must have before the reaction can take place Varies as fifth power of the temperature Both B and C ANSWER DOWNLOAD EXAMIANS APP
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