Chemical Reaction Engineering Which of the following factors control the deactivation of a porous catalyst pellet? All of these Decay reactions Pore diffusion Form of surface attack by poison All of these Decay reactions Pore diffusion Form of surface attack by poison ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is an autocatalytic reaction? Enzyme fermentation reaction Photochemical reactions Ammonia synthesis reaction Microbial fermentation reaction Enzyme fermentation reaction Photochemical reactions Ammonia synthesis reaction Microbial fermentation reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a solid catalysed chemical reaction, the effectiveness of solid catalyst depends upon the __________ adsorption. Both A and B Chemical Neither A nor B Physical Both A and B Chemical Neither A nor B Physical ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst in a chemical reaction Alters the reaction mechanism Decreases the activation energy All of these Increases the frequency of collisions of reacting species Alters the reaction mechanism Decreases the activation energy All of these Increases the frequency of collisions of reacting species ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Reactions with high activation energy are Very temperature sensitive Temperature insensitive Always reversible Always irreversible Very temperature sensitive Temperature insensitive Always reversible Always irreversible ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering B.E.T. method can be used to determine the __________ of a porous catalyst. Surface area Solid density All of these Pore volume Surface area Solid density All of these Pore volume ANSWER DOWNLOAD EXAMIANS APP
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