Chemical Reaction Engineering If the rate of a chemical reaction becomes slower at a given temperature, then the Free energy of activation is lower Initial concentration of the reactants remains constant Free energy of activation is higher Entropy changes Free energy of activation is lower Initial concentration of the reactants remains constant Free energy of activation is higher Entropy changes ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following factors control the deactivation of a porous catalyst pellet? Decay reactions All of these Form of surface attack by poison Pore diffusion Decay reactions All of these Form of surface attack by poison Pore diffusion ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A trickle bed reactor is the one, which Employs all the three phases (i.e.. .solid, liquid and gas) Processes three reactants at different flow rates Processes three reactants with same flow rate Has altogether three streams either entering or leaving Employs all the three phases (i.e.. .solid, liquid and gas) Processes three reactants at different flow rates Processes three reactants with same flow rate Has altogether three streams either entering or leaving ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering BET apparatus is used to determine the Porosity of the catalyst bed Pore diameter Specific surface of a porous catalyst Pore size distribution Porosity of the catalyst bed Pore diameter Specific surface of a porous catalyst Pore size distribution ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Exposure of a photographic plate to produce a latent image is an example of __________ reaction. Very fast Very slow Photochemical Both B and C Very fast Very slow Photochemical Both B and C ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An autothermal reactor is Isothermal in nature Most suitable for a reversible reaction Completely self-supporting in its thermal energy requirements Most suitable for a second order reaction Isothermal in nature Most suitable for a reversible reaction Completely self-supporting in its thermal energy requirements Most suitable for a second order reaction ANSWER DOWNLOAD EXAMIANS APP
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