Chemical Reaction Engineering What is the value of 'n' if the reaction rate of the chemical reaction A → B, is proportional to CAn and it is found that the reaction rate triples, when the concentration of 'A' is increased 9 times ? 1/3 1/9 1/2 3 1/3 1/9 1/2 3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Catalyst carriers Have very high selectivity Provide large surface area with a small amount of active material Inhibit catalyst poisoning Increase the activity of a catalyst Have very high selectivity Provide large surface area with a small amount of active material Inhibit catalyst poisoning Increase the activity of a catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Inversion of cane sugar is an example of Bimolecular reaction with first order Bimolecular reaction with second order Unimolecular reaction with second order Unimolecular reaction with first order Bimolecular reaction with first order Bimolecular reaction with second order Unimolecular reaction with second order Unimolecular reaction with first order ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Rate constant 'k' and absolute temperature 'T' are related by collision theory (for bimolecular) as k ∝ exp(-E/RT) k ∝ √T k ∝ T1.5 k ∝ T k ∝ exp(-E/RT) k ∝ √T k ∝ T1.5 k ∝ T ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in initial concentration, the fractional conversion of a first order reaction in a given time Unpredictable Decreases Increases Remains constant Unpredictable Decreases Increases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For all positive reaction orders for a particular duty, Density variation during reaction affects design Mixed reactor is always larger than the plug-flow reactor Ratio of the volume of the mixed reactor to that of the plug-flow reactor decreases with order Reactor size is independent of the type of flow Density variation during reaction affects design Mixed reactor is always larger than the plug-flow reactor Ratio of the volume of the mixed reactor to that of the plug-flow reactor decreases with order Reactor size is independent of the type of flow ANSWER DOWNLOAD EXAMIANS APP
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