Chemical Reaction Engineering Organic catalysts differ from the inorganic catalyst in the sense that the former is Active at very high temperature only Active at cryogenic temperatures only Prohibitively costly Proteinous in nature Active at very high temperature only Active at cryogenic temperatures only Prohibitively costly Proteinous in nature ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Study of chemical kinetics is the easiest in the case of __________ reactions. Surface Side Irreversible Reversible Surface Side Irreversible Reversible ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The order of a chemical reaction is Never fractional An experimentally determined quantity None of these Always equal to the total stoichiometric number of reactants Never fractional An experimentally determined quantity None of these Always equal to the total stoichiometric number of reactants ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the catalyst pore size is small in comparison with the mean free path, collisions with the pore wall controls the process'. The diffusivity under this condition is called 'Knudsen diffusivity', which is affected by the Neither A nor B Pressure Temperature Both A & B Neither A nor B Pressure Temperature Both A & B ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With an increase in pressure in gaseous phase chemical reactions, the fractional conversion __________ when the number of moles decreases. Unpredictable from the data Decreases Increases Remains unaffected Unpredictable from the data Decreases Increases Remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Mean residence time is equal to the space time, when The temperature, pressure and the density of reaction mixture remains constant throughout the reactor There is no change in number of moles in gaseous reaction All of these The feed rate is measured at temperature and pressure in the reactor The temperature, pressure and the density of reaction mixture remains constant throughout the reactor There is no change in number of moles in gaseous reaction All of these The feed rate is measured at temperature and pressure in the reactor ANSWER DOWNLOAD EXAMIANS APP