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 The unit of frequency factor in Arhenious equation is Same as that of rate constant Dimensionless None of these Same as that of activation energy Same as that of rate constant Dimensionless None of these Same as that of activation energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst loses its activity due to Covering of the catalytic active sites by a foregin substance All of these Agglomeration of metal particles caused by thermal sintering of the solid surface Loss in surface area of the active component Covering of the catalytic active sites by a foregin substance All of these Agglomeration of metal particles caused by thermal sintering of the solid surface Loss in surface area of the active component ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering On application of pressure to the equilibrium system, ice ⇋ water; which of the following phenomenon will occur? More water will be formed More ice will be formed Water will evaporate Equilibrium will not be attained More water will be formed More ice will be formed Water will evaporate Equilibrium will not be attained ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Promoter is added to the catalyst to improve its None of these Surface area Sensitivity Porosity None of these Surface area Sensitivity Porosity ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst is said to be a negative catalyst, ifit Retards the rate of reaction All of these Reduces the value of equilibrium constant Does not initiate the reaction Retards the rate of reaction All of these Reduces the value of equilibrium constant Does not initiate the reaction ANSWER DOWNLOAD EXAMIANS APP
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