Chemical Reaction Engineering A rise in temperature Does not affect photo-chemical reaction rates Does not affect a catalysed reaction All of these Normally tends to increase the reaction rate Does not affect photo-chemical reaction rates Does not affect a catalysed reaction All of these Normally tends to increase the reaction rate ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Pick out the wrong statement pertaining to space velocity of flow reactors. The space velocity of 3 hr⁻¹ means that one third reactor volume of feed at specified conditions are being fed into the reactor None of these The space velocity of 3 hr⁻¹ means that three reactor volumes of feed at specified conditions are being fed into the reactor every hour The unit of space velocity is (time)⁻¹ The space velocity of 3 hr⁻¹ means that one third reactor volume of feed at specified conditions are being fed into the reactor None of these The space velocity of 3 hr⁻¹ means that three reactor volumes of feed at specified conditions are being fed into the reactor every hour The unit of space velocity is (time)⁻¹ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction A → B occurs in an isothermal porous catalyst pellet of spherical shape. If the concentration of A at the centre of the pellet is much less than at the external surface, the process is limited by External mass transfer None of these Reaction Diffusion within the pellet External mass transfer None of these Reaction Diffusion within the pellet ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Fractional conversion __________ with increase in pressure for ammonia synthesis reaction i.e., N₂ + 3H₂ ⇋ 2NH₃. Unpredictable from the data Remains unchanged Decreases Increases Unpredictable from the data Remains unchanged Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Half life period of a chemical reaction is proportional to CA0-1 , if the reaction is of __________ order. First Second Zero Third First Second Zero Third ANSWER DOWNLOAD EXAMIANS APP
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