Chemical Reaction Engineering A chemical reaction is of zero order, when the reaction rate is (where, CA = concentration of reactant) Independent of temperature None of these ∝ 1/CA ∝ CA Independent of temperature None of these ∝ 1/CA ∝ CA ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A pulse tracer is introduced in an ideal CSTR (with a mean residence time ι) at time, t = 0. The time taken for the exit concentration of the tracer to reach half of its initial value will be 2τ τ/0.693 0.693τ 0.5τ 2τ τ/0.693 0.693τ 0.5τ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Fractional conversion __________ for an exothermic reversible chemical reaction, when the temperature is maximum. Increases Remains unchanged Unpredictable from the data Decreases Increases Remains unchanged Unpredictable from the data Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Mean residence time is equal to the space time, when There is no change in number of moles in gaseous reaction All of these The temperature, pressure and the density of reaction mixture remains constant throughout the reactor The feed rate is measured at temperature and pressure in the reactor There is no change in number of moles in gaseous reaction All of these The temperature, pressure and the density of reaction mixture remains constant throughout the reactor The feed rate is measured at temperature and pressure in the reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following chemical reactions will be favoured by low pressure ? None of these 2HI ⇋ H₂ + I₂ N₂O₂ ⇋ 2NO₂ N₂ + O₂ ⇋ 2NO None of these 2HI ⇋ H₂ + I₂ N₂O₂ ⇋ 2NO₂ N₂ + O₂ ⇋ 2NO ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Design of heterogeous catalytic reactor involves consideration of __________ steps. Both A & B Neither A nor B Only chemical Only physical Both A & B Neither A nor B Only chemical Only physical ANSWER DOWNLOAD EXAMIANS APP
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