Chemical Reaction Engineering The units of frequency factor in Arhenious equation Are the same as those of the rate constant Are cycles per unit time Depend on the order of the reaction Depend on temperature, pressure etc. of the reaction Are the same as those of the rate constant Are cycles per unit time Depend on the order of the reaction Depend on temperature, pressure etc. of the reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A batch reactor is characterised by Constant residence time Very low conversion Variation in extent of reaction and properties of the reaction mixture with time Variation in reactor volume Constant residence time Very low conversion Variation in extent of reaction and properties of the reaction mixture with time Variation in reactor volume ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Vegetable oils are hydrogenated in a __________ reactor. Plug flow None of these Homogeneous catalytic Slurry Plug flow None of these Homogeneous catalytic Slurry ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of the reaction, X → Y, quadruples when the concentration of 'X' is doubled. The rate expression for the reaction is, r = K Cxn, the value of 'n' in this case will be 3 2 1 3 2 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If ΔG (free energy change) for a chemical reaction is very large and negative, then the reaction is Not feasible Unpredictable as ΔG is no measure of feasibility of a reaction Just feasible Very much feasible Not feasible Unpredictable as ΔG is no measure of feasibility of a reaction Just feasible Very much feasible ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In Langmuir treatment of adsorption, Whole surface of the catalyst is essentially uniform and the adsorbed molecule has no effect on the rate of adsorption per site Extent of adsorption is more than one complete monomolecular layer on the surface All the adsorption does not take place by the same mechanism Whole surface of the catalyst does not have the same activity for adsorption and there is attraction between the adsorbed molecule Whole surface of the catalyst is essentially uniform and the adsorbed molecule has no effect on the rate of adsorption per site Extent of adsorption is more than one complete monomolecular layer on the surface All the adsorption does not take place by the same mechanism Whole surface of the catalyst does not have the same activity for adsorption and there is attraction between the adsorbed molecule ANSWER DOWNLOAD EXAMIANS APP