Chemical Reaction Engineering A first order reaction A → B occurs in an isothermal porous catalyst pellet of spherical shape. If the concentration of A at the centre of the pellet is much less than at the external surface, the process is limited by Reaction External mass transfer Diffusion within the pellet None of these Reaction External mass transfer Diffusion within the pellet None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Integral method for analysing the kinetic data is used None of these For testing specific mechanisms with simple rate expressions Both A and B When the data are scattered None of these For testing specific mechanisms with simple rate expressions Both A and B When the data are scattered ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering B.E.T. method of finding out surface area of a catalyst, uses the extension of __________ isotherm. None of these Freundlich Langmuir Tempkin None of these Freundlich Langmuir Tempkin ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Time required for 50% decomposition of a liquid in an isothermal batch reactor following first order kinetics is 2 minutes. The time required for 75% decomposition will be about __________ minutes. 3 6 4 8 3 6 4 8 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The exit age distribution of fluid leaving a vessel is used to know the Extent of non-ideal flow in the vessel None of these Activation energies of a reaction Reaction mechanism Extent of non-ideal flow in the vessel None of these Activation energies of a reaction Reaction mechanism ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Conversion increases with increase in temperature in case of a an __________ reaction. Autocatalytic Reversible exothermic Irreversible Reversible endothermic Autocatalytic Reversible exothermic Irreversible Reversible endothermic ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS