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 None of these ∝ CA Independent of temperature ∝ 1/CA None of these ∝ CA ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering B.E.T. method can be used to determine the __________ of a porous catalyst. Solid density All of these Pore volume Surface area Solid density All of these Pore volume Surface area ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of reaction does not decrease appreciably as the reaction proceeds in case of __________ reactions. Exothermic Autocatalytic Autothermal Endothermic Exothermic Autocatalytic Autothermal Endothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reason why a catalyst increases the rate of reaction is that, it Decreases the molecular collision diameter Increases the activation energy None of these Decreases the energy barrier for reaction Decreases the molecular collision diameter Increases the activation energy None of these Decreases the energy barrier for reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A reaction which is catalysed by an acid is also catalysed by any substance, which has a tendency to None of these Lose a proton Gain a proton Lose an electron None of these Lose a proton Gain a proton Lose an electron ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The space time is equivalent to the holding time in a steady state mixed reactor for Constant fluid density systems Gas reactions with changing no. of moles Variable fluid density systems Non-isothermal gas reaction Constant fluid density systems Gas reactions with changing no. of moles Variable fluid density systems Non-isothermal gas reaction ANSWER DOWNLOAD EXAMIANS APP
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