Chemical Reaction Engineering The reaction A → B is conducted in an isothermal batch reactor. If the conversion of A increases linearly with holding time, then the order of the reaction is 0 1.5 1 2 0 1.5 1 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Promoter is added to the catalyst to improve its Sensitivity Surface area Porosity None of these Sensitivity Surface area Porosity None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Catalyst carriers Inhibit catalyst poisoning Provide large surface area with a small amount of active material Increase the activity of a catalyst Have very high selectivity Inhibit catalyst poisoning Provide large surface area with a small amount of active material Increase the activity of a catalyst Have very high selectivity ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In an exothermic reaction, the energy of the reacting substances as compared to that of products is Less Either A or B, depends on order of reaction More Same Less Either A or B, depends on order of reaction More Same ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Half life period of a chemical reaction is None of these Half of the residence time of a reaction Half of the space time of a reaction The time required to reduce the concentration of the reacting substance to half its initial value None of these Half of the residence time of a reaction Half of the space time of a reaction The time required to reduce the concentration of the reacting substance to half its initial value ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the non catalytic reaction of particles with surrounding fluid, the same needed to achive the same fractional conversion for particles of different unchanging sizes is proportional to the particle diameter, when the __________ is the controlling resistance. Film diffusion Either A, B or C Chemical reaction Diffusion through ash layer Film diffusion Either A, B or C Chemical reaction Diffusion through ash layer ANSWER DOWNLOAD EXAMIANS APP
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