Chemical Reaction Engineering Catalyst carriers Inhibit catalyst poisoning Provide large surface area with a small amount of active material Have very high selectivity Increase the activity of a catalyst Inhibit catalyst poisoning Provide large surface area with a small amount of active material Have very high selectivity Increase the activity of a catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If in the gaseous phase reaction, N₂O₄ ⇋ 2NO₂, x is the part of N₂O₄ which dissociates, then the number of molecules at equilibrium will be (1 + x)² (1 - x) (1 - x)² (1 + x) (1 + x)² (1 - x) (1 - x)² (1 + x) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the time required to change the concentration of reactant to half its original value is independent of the initial concentration, the order of reaction is Three Two One Zero Three Two One Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Consider the 'n' th order irreversible liquid phase reaction A → B. Which one of the following plots involving half life of the reaction (t1/2) and the initial reactant concentration (CA0) gives a straight line plot? CA0 Vs t1/2 Ln CA0 Vs ln t1/2 CA0 Vs ln t1/2 Ln CA0 Vs t1/2 CA0 Vs t1/2 Ln CA0 Vs ln t1/2 CA0 Vs ln t1/2 Ln CA0 Vs t1/2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering As the chemical reaction proceeds, the rate of reaction Increases May increase or decrease depending on the type of reaction Remains same Decreases Increases May increase or decrease depending on the type of reaction Remains same Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering When a catalyst increases the rate of chemical reaction, the rate constant Remains constant Decreases Increases Becomes infinite Remains constant Decreases Increases Becomes infinite ANSWER DOWNLOAD EXAMIANS APP
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