Chemical Reaction Engineering A first order reaction is to be treated in a series of two mixed reactors. The total volume of the two reactors is minimum, when the reactors are None of these Of such size that the ratio of their volumes is < 5 Equal in size Of different sizes None of these Of such size that the ratio of their volumes is < 5 Equal in size Of different sizes ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering According to the 'law of mass action', the rate of reaction is directly proportional to the Molar concentration of the reactants Volume of the reaction vessel Nature of the reactants Equilibrium constant Molar concentration of the reactants Volume of the reaction vessel Nature of the reactants Equilibrium constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a first order isothermal chemical reaction in a porous catalyst, the effectiveness factor is 0.3. The effectiveness factor will increase if the Catalyst size is increased or the catalyst diffusivity is increased Catalyst size is reduced or the catalyst diffusivity is reduced Catalyst size is increased or the catalyst diffusivity is reduced Catalyst size is reduced or the catalyst diffusivity is increased Catalyst size is increased or the catalyst diffusivity is increased Catalyst size is reduced or the catalyst diffusivity is reduced Catalyst size is increased or the catalyst diffusivity is reduced Catalyst size is reduced or the catalyst diffusivity is increased 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. None of these Overall order Order Molecularity None of these Overall order Order Molecularity ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The minimum energy required to allow a chemical reaction to proceed is termed as the 'threshold energy '. Chemical reaction with low activation energy are Mostly irreversible Insensitive to temperature changes Always irreversible Highly temperature sensitive Mostly irreversible Insensitive to temperature changes Always irreversible Highly temperature sensitive ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering 'Unreacted core model' represents the reaction involving Manufacture of carbon disulphide from elements None of these Roasting of sulphide ores Combustion of coal particles Manufacture of carbon disulphide from elements None of these Roasting of sulphide ores Combustion of coal particles ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS