Chemical Reaction Engineering In case of calcination of limestone, CaCO₃ CaO + CO₂, the addition of more of CaO will result in __________ in the concentration of CO₂. Unpredictable from the data Decrease No change Increase Unpredictable from the data Decrease No change Increase ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In Langmuir treatment of adsorption, 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 Extent of adsorption is more than one complete monomolecular layer on the surface Whole surface of the catalyst is essentially uniform and the adsorbed molecule has no effect on the rate of adsorption per site 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 Extent of adsorption is more than one complete monomolecular layer on the surface 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 catalyst is said to be a negative catalyst, ifit Retards the rate of reaction All of these Does not initiate the reaction Reduces the value of equilibrium constant Retards the rate of reaction All of these Does not initiate the reaction Reduces the value of equilibrium constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is not a unit of reaction rate? Moles for med/(surface of catalyst) (time) Moles formed/volume of reactor) (time) None of these Mole formed/volume of catalyst) (time) Moles for med/(surface of catalyst) (time) Moles formed/volume of reactor) (time) None of these Mole formed/volume of catalyst) (time) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In which of the following reactions, thee-quilibrium will shift to the right, if the total pressure is increased? H₂ + Cl₂ ⇋ 2HCl H₂ + I₂ ⇋ 2HI N₂ + O₂ ⇋ 2NO N₂O₄ ⇋ 2 NO₂ H₂ + Cl₂ ⇋ 2HCl H₂ + I₂ ⇋ 2HI N₂ + O₂ ⇋ 2NO N₂O₄ ⇋ 2 NO₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An imbalanced chemical reaction equation is against the law of Constant proportion None of these Conservation of mass Multiple proportion Constant proportion None of these Conservation of mass Multiple proportion ANSWER DOWNLOAD EXAMIANS APP