Chemical Reaction Engineering A reaction which is catalysed by an acid is also catalysed by any substance, which has a tendency to None of these Gain a proton Lose an electron Lose a proton None of these Gain a proton Lose an electron Lose a proton ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If ΔG (free energy change) for a chemical reaction is very large and negative, then the reaction is Just feasible Not feasible Very much feasible Unpredictable as ΔG is no measure of feasibility of a reaction Just feasible Not feasible Very much feasible Unpredictable as ΔG is no measure of feasibility of a reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is used for calcination of limestone and dolomite in industrial practice? Moving bed reactor Fixed bed reactor Fluidised bed reactor None of these Moving bed reactor Fixed bed reactor Fluidised bed reactor None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in temperature, the rate constant obeying Arhenious equation Increases Can either increase or decrease ; depends on the frequency factor Decreases Decreases exponentially Increases Can either increase or decrease ; depends on the frequency factor Decreases Decreases exponentially ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering 6 gm of carbon is burnt with an amount of air containing 18 gm oxygen. The product contains 16.5 gms CO₂ and 2.8 gms CO besides other constituents. What is the degree of conversion on the basis of disappearance of limiting reactant? 1 0.95 0.2 0.75 1 0.95 0.2 0.75 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering At a given value of E/R (ratio of activation energy and gas constant), the ratio of the rate constants at 500°K and 400°K is 2, if Arrhenious law is used. What will be this ratio, if transition state theory is used with the same value of E/R? 2.24 2 1.6 2.5 2.24 2 1.6 2.5 ANSWER DOWNLOAD EXAMIANS APP
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