Chemical Reaction Engineering Oil is hydrogenated using nickel catalyst in a __________ reactor. Fluidised bed Slurry Fixed bed Batch Fluidised bed Slurry Fixed bed Batch ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Semibatch reactor is preferred, when a/an Undersirable side reaction (at high concentration of one of the reactants) is to be avoided A gas is to be reacted with liquid (e.g. hydrogenation of fat) A highly exothermic reaction is to be controlled All of these Undersirable side reaction (at high concentration of one of the reactants) is to be avoided A gas is to be reacted with liquid (e.g. hydrogenation of fat) A highly exothermic reaction is to be controlled All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The increase in the rate of reaction with temperature is due to Increase in the average kinetic energy of the reacting molecules Increase in the number of effective collisions None of these Decrease in activation energy Increase in the average kinetic energy of the reacting molecules Increase in the number of effective collisions None of these Decrease in activation energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A liquid decomposes by irreversible first order kinetics and the half life period of this reaction is 8 minutes. The time required for 75% conversion of the liquid will be __________ minutes. 4 12 8 16 4 12 8 16 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For an isothermal second order aqueous phase reaction, A → B, the ratio of the time required for 90% conversion to the time required for 45% conversion is 11 2 4 22 11 2 4 22 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Rate of a chemical reaction is not influenced by the Reactants concentration Temperature Number of molecules of reactants taking part in a reaction Catalyst Reactants concentration Temperature Number of molecules of reactants taking part in a reaction Catalyst ANSWER DOWNLOAD EXAMIANS APP