Chemical Reaction Engineering A reaction which is catalysed by an acid is also catalysed by any substance, which has a tendency to Lose an electron None of these Gain a proton Lose a proton Lose an electron None of these Gain a proton Lose a proton ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The concentration of A in a first order reaction, A → B, decreases Very abruptly towards the end of the reaction Exponentially with time Logarithmically with time Linearly with time Very abruptly towards the end of the reaction Exponentially with time Logarithmically with time Linearly with time ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the time required to change the concentration of reactant to half its original value is independent of the initial concentration, the order of reaction is Zero Three Two One Zero Three Two One ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If 'n' is the order of reaction, then unit of rate constant is (time)n - 1 (concentration) 1/(time)(concentration)n - 1 (time)-1 (concentration)n - 1 None of these (time)n - 1 (concentration) 1/(time)(concentration)n - 1 (time)-1 (concentration)n - 1 None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A high space velocity means that a given Conversion can be obtained with a high feed rate Reaction can be accomplished with small reactor Both A and B None of these Conversion can be obtained with a high feed rate Reaction can be accomplished with small reactor Both A and B None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the liquid phase zero order irreversible reaction A → B, the conversion of A in a CSTR is found to be 0.3 at a space velocity of 0.1min⁻¹ . What will be the conversion for a PFR with a space velocity of 0.2 min⁻¹? Assume that all the other operating conditions are the same for CSTR and PFR. 0.6 0.9 0.3 0.15 0.6 0.9 0.3 0.15 ANSWER DOWNLOAD EXAMIANS APP
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