Chemical Reaction Engineering A batch reactor suffers from following disadvantage. High labour and handling cost Poor product quality control High shutdown time requirement for emptying, cleaning and refilling All of these High labour and handling cost Poor product quality control High shutdown time requirement for emptying, cleaning and refilling All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst promoter All of these Acts as a catalyst support Improves the activity of a catalyst Itself has very high activity All of these Acts as a catalyst support Improves the activity of a catalyst Itself has very high activity ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering As the chemical reaction proceeds, the rate of reaction Increases Remains same May increase or decrease depending on the type of reaction Decreases Increases Remains same May increase or decrease depending on the type of reaction Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering What is the order of a chemical reaction in which doubling the initial concentration of the reactants doubles the half life time of the reaction? 2 1 Zero 3 2 1 Zero 3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A trickle bed reactor is the one, which Processes three reactants at different flow rates Processes three reactants with same flow rate Has altogether three streams either entering or leaving Employs all the three phases (i.e.. .solid, liquid and gas) Processes three reactants at different flow rates Processes three reactants with same flow rate Has altogether three streams either entering or leaving Employs all the three phases (i.e.. .solid, liquid and gas) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In case of staged packed bed reactors carrying out exothermic reaction, use Plug flow for dilute liquid requiring no large preheating of feed High recycle for pure gas Cold shot operations for a dilute solution requiring large preheating to bring the stream upto the reaction temperature All of these Plug flow for dilute liquid requiring no large preheating of feed High recycle for pure gas Cold shot operations for a dilute solution requiring large preheating to bring the stream upto the reaction temperature All of these ANSWER DOWNLOAD EXAMIANS APP
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