Chemical Reaction Engineering A rise in temperature Normally tends to increase the reaction rate Does not affect a catalysed reaction Does not affect photo-chemical reaction rates All of these Normally tends to increase the reaction rate Does not affect a catalysed reaction Does not affect photo-chemical reaction rates All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If helium is introduced in a reactor containing O₂, SO₂ and SO₃ at equilibrium, so that total pressure increases while volume and temperature remains constant. In this case the dissociation of SO₃ (as per Le Chatlier principle) Changes unpredictably Remains unaltered Increases Decreases Changes unpredictably Remains unaltered Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Kinetics of a catalytic reaction can be best studied on a/an __________ reactor. Integral (plug flow) Either A, B and C Differential (flow) Mixed Integral (plug flow) Either A, B and C Differential (flow) Mixed ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst is said to be a negative catalyst, ifit Reduces the value of equilibrium constant All of these Does not initiate the reaction Retards the rate of reaction Reduces the value of equilibrium constant All of these Does not initiate the reaction Retards the rate of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is not a chemical step in a fluid solid catalytic reaction? Surface chemical reaction Adsorption None of these Desorption Surface chemical reaction Adsorption None of these Desorption ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Considering the endotheomic dissociation of CaCO₃ in a closed vessel (CaCO₃ ⇋ CaO + CO₂), the pressure of CO₂ increases, if An inert gas is pumped keeping the temperature constant The temperature is increased None of these A catalyst is added An inert gas is pumped keeping the temperature constant The temperature is increased None of these A catalyst is added ANSWER DOWNLOAD EXAMIANS APP
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