Chemical Reaction Engineering A catalyst promoter All of these Itself has very high activity Acts as a catalyst support Improves the activity of a catalyst All of these Itself has very high activity Acts as a catalyst support Improves the activity of a catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Collision theory gives the rate constant for bimolecular reaction as K α √T.e-E/RT K α e-E/RT K α eE/RT None of these K α √T.e-E/RT K α e-E/RT K α eE/RT None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If pore diffusion is the controlling step in a solid catalysed reaction, the catalyst Porosity is of less importance Internal surface area is utilised efficiently Porosity is very important None of these Porosity is of less importance Internal surface area is utilised efficiently Porosity is very important None of these 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 D2 D1.5 D √d D2 D1.5 D √d ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Molecularity of an elementary reaction, P + Q → R + S is 3 2 4 1 3 2 4 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If a solid-gas non-catalytic reaction occurs at very high temperature, the rate controlling step is the __________ diffusion. Pore None of these Ash layer Film Pore None of these Ash layer Film ANSWER DOWNLOAD EXAMIANS APP
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