Chemical Reaction Engineering __________ gas is normally employed in B.E.T.method of finding out the surface area of catalyst. CO₂ N₂ H₂ He CO₂ N₂ H₂ He ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Velocity of a chemical reaction None of these Increases with increase of pressure of reactants for all reactions Decreases with increase of reactant concentration Decreases with increase in temperature None of these Increases with increase of pressure of reactants for all reactions Decreases with increase of reactant concentration Decreases with increase in temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a reaction, the threshold energy is equal to (where, A = activation energy N = normal energy of reactants) N A A+N A-N N A A+N A-N ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In an exothermic chemical reaction, the reactants compared to the products have Same energy Less energy Higher temperature More energy Same energy Less energy Higher temperature More energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A batch reactor is Most suitable for very large production rate Least expensive to operate for a given rate Suitable for gas-phase reactions on commercial scale Suitable for liquid phase reactions involving small production rate Most suitable for very large production rate Least expensive to operate for a given rate Suitable for gas-phase reactions on commercial scale Suitable for liquid phase reactions involving small production rate ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For reactions in parallel viz A → P (desired product) and A → Q (unwanted product), if the order of the desired reaction is higher than that of the undesired reaction, a Batch reactor is preferred over a single CSTR for high yield Tubular reactor is preferred over a single CSTR for high yield Both A and B Single CSTR is the most suitable Batch reactor is preferred over a single CSTR for high yield Tubular reactor is preferred over a single CSTR for high yield Both A and B Single CSTR is the most suitable ANSWER DOWNLOAD EXAMIANS APP
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