Chemical Reaction Engineering BET apparatus is used to determine the Pore size distribution Specific surface of a porous catalyst Porosity of the catalyst bed Pore diameter Pore size distribution Specific surface of a porous catalyst Porosity of the catalyst bed Pore diameter ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate constant of a chemical reaction increases by increasing the Reactant's concentration None of these Pressure Temperature Reactant's concentration None of these Pressure Temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst promoter All of these Acts as a catalyst support Itself has very high activity Improves the activity of a catalyst All of these Acts as a catalyst support Itself has very high activity Improves the activity of a catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The time needed to achieve the same fractional conversion for particles of different sizes (d) when chemical reaction controls, is proportional to √d D1.5 D D2 √d D1.5 D D2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following does not produce a change in the value of rate constant of a reaction? Concentration and catalyst Temperature Pressure None of these Concentration and catalyst Temperature Pressure None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Helium-mercury method is used for the measurement of the __________ of the catalyst. Porosity Surface area Both B & C Pore volume Porosity Surface area Both B & C Pore volume ANSWER DOWNLOAD EXAMIANS APP
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