Chemical Reaction Engineering In autocatalytic reactions, One of the reactants acts as a catalyst Catalysts have very high selectivity No catalyst is used One of the products acts as a catalyst One of the reactants acts as a catalyst Catalysts have very high selectivity No catalyst is used One of the products acts as a catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the rate of a chemical reaction becomes slower at a given temperature, then the Free energy of activation is lower Entropy changes Free energy of activation is higher Initial concentration of the reactants remains constant Free energy of activation is lower Entropy changes Free energy of activation is higher Initial concentration of the reactants remains constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering BET apparatus is used to determine the Specific surface of a porous catalyst Pore size distribution Pore diameter Porosity of the catalyst bed Specific surface of a porous catalyst Pore size distribution Pore diameter Porosity of the catalyst bed ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The size of plug flow reactor (PFR) for all positive reaction orders and for any given duty, is __________ that of mixed reactor. Unpredictable from the data Smaller than Greater than Equal to Unpredictable from the data Smaller than Greater than Equal to ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Sum of the powers of the concentration terms in the rate equation is called the __________ of the reaction. Order Molecularity Overall order None of these Order Molecularity Overall order None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Transition state theory gives the rate constant as 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 K α eE/RT K α T . e-E/RT K α e-E/RT ANSWER DOWNLOAD EXAMIANS APP
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