Chemical Reaction Engineering In Langmuir treatment of adsorption, Whole surface of the catalyst does not have the same activity for adsorption and there is attraction between the adsorbed molecule 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 is essentially uniform and the adsorbed molecule has no effect on the rate of adsorption per site Whole surface of the catalyst does not have the same activity for adsorption and there is attraction between the adsorbed molecule 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 is essentially uniform and the adsorbed molecule has no effect on the rate of adsorption per site ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A backmix reactor Is same as plug-flow reactor Is same as ideal stirred tank reactor Is most suitable for gas phase reaction Employs mixing in axial direction only Is same as plug-flow reactor Is same as ideal stirred tank reactor Is most suitable for gas phase reaction Employs mixing in axial direction only ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The temperature dependence of reaction rate constant (K) by Arhenius law is given by K α eE/RT K α √T . e-E/RT K α e-E/RT K α T . e-E/RT K α eE/RT K α √T . e-E/RT K α e-E/RT K α T . e-E/RT ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For an ideal gas mixture undergoing a reversible gaseous phase chemical reaction, the equilibrium constant Increases /decreases with pressure depending on the stoichiometric co-efficients of the reaction Increases with pressure Decreases with pressure Is independent of pressure Increases /decreases with pressure depending on the stoichiometric co-efficients of the reaction Increases with pressure Decreases with pressure Is independent of pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Half life period of a first order irreversible reaction A → B is Ln 2/k Ln k/2 Ln 0.5/k K/2 Ln 2/k Ln k/2 Ln 0.5/k K/2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For series reaction, the relative yield Both A and C hold good Decreases with increasing conversion Is always greater for plug-flow reactor than for the single CSTR of the same volume Statement in A is wrong Both A and C hold good Decreases with increasing conversion Is always greater for plug-flow reactor than for the single CSTR of the same volume Statement in A is wrong ANSWER DOWNLOAD EXAMIANS APP
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