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 Cold shot operations for a dilute solution requiring large preheating to bring the stream upto the reaction temperature High recycle for pure gas All of these Plug flow for dilute liquid requiring no large preheating of feed Cold shot operations for a dilute solution requiring large preheating to bring the stream upto the reaction temperature High recycle for pure gas All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For an ideal plug flow reactor, the value of Peclet number is 10 ∞ 0 1 10 ∞ 0 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The excess energy of the reactants required to dissociate into products is known as the __________ energy. Threshold Activation Thermal Binding Threshold Activation Thermal Binding ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If pore diffusion is the controlling step in a solid catalysed reaction, the catalyst Porosity is very important Internal surface area is utilised efficiently None of these Porosity is of less importance Porosity is very important Internal surface area is utilised efficiently None of these Porosity is of less importance ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In the converter of the contact process for the manufacture of H₂SO₄ the equilibrium conversion of SO₂ __________ (i) __________ with increase in temperature and __________ (ii) __________ with increase in the mole ratio of SO₂ to air. (i) decreases (ii) increases (i) increases (ii) decreases (i) increases (ii) increases (i) decreases (ii) decreases (i) decreases (ii) increases (i) increases (ii) decreases (i) increases (ii) increases (i) decreases (ii) decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The equilibrium constant of chemical reaction __________ in the presence of catalyst. Can either increase or decrease (depends on the type of catalyst) Remains unaffected Decreases Increases Can either increase or decrease (depends on the type of catalyst) Remains unaffected Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
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