Chemical Reaction Engineering A chemical reaction is of zero order, when the reaction rate is (where, CA = concentration of reactant) Independent of temperature ∝ 1/CA ∝ CA None of these Independent of temperature ∝ 1/CA ∝ CA None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering According to the 'law of mass action', the rate of reaction is directly proportional to the Equilibrium constant Molar concentration of the reactants Volume of the reaction vessel Nature of the reactants Equilibrium constant Molar concentration of the reactants Volume of the reaction vessel Nature of the reactants ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For an ideal plug flow reactor, the value of Peclet number is 1 0 10 ∞ 1 0 10 ∞ ANSWER DOWNLOAD EXAMIANS APP
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 For a first order isothermal chemical reaction in a porous catalyst, the effectiveness factor is 0.3. The effectiveness factor will increase if the Catalyst size is increased or the catalyst diffusivity is increased Catalyst size is reduced or the catalyst diffusivity is reduced Catalyst size is reduced or the catalyst diffusivity is increased Catalyst size is increased or the catalyst diffusivity is reduced Catalyst size is increased or the catalyst diffusivity is increased Catalyst size is reduced or the catalyst diffusivity is reduced Catalyst size is reduced or the catalyst diffusivity is increased Catalyst size is increased or the catalyst diffusivity is reduced ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Effectiveness factor (E) of a catalyst pellet is defined as, E = (actual rate within pore of catalyst/rate if notsnowed by pore diffusion) Effectiveness factor for a first order reaction is given by (where, T = Thiele modulus) Tan hT/tan T Tan hT/T Tan T/T None of these Tan hT/tan T Tan hT/T Tan T/T None of these ANSWER DOWNLOAD EXAMIANS APP