Chemical Reaction Engineering In a zero order reaction, reactants concentration does not change with time and the Time for half change is half the time taken for completion of the reaction Time for half change is independent of the initial concentration Reaction rate is trebled when the initial concentration is trebled Time for completion of the reaction is independent of the initial concentration Time for half change is half the time taken for completion of the reaction Time for half change is independent of the initial concentration Reaction rate is trebled when the initial concentration is trebled Time for completion of the reaction is independent of the initial concentration 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? 0.95 0.75 0.2 1 0.95 0.75 0.2 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in temperature, the rate constant obeying Arhenious equation Can either increase or decrease ; depends on the frequency factor Decreases exponentially Increases Decreases Can either increase or decrease ; depends on the frequency factor Decreases exponentially Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Exposure of a photographic plate to produce a latent image is an example of __________ reaction. Photochemical Both B and C Very slow Very fast Photochemical Both B and C Very slow Very fast ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a packed bed reactor; the presence of a long tail in the residence time distribution curve is an indication of Dead zone Bypass Chanelling Ideal plug flow Dead zone Bypass Chanelling Ideal plug flow ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Conversion increases with increase in temperature in case of a an __________ reaction. Reversible endothermic Reversible exothermic Autocatalytic Irreversible Reversible endothermic Reversible exothermic Autocatalytic Irreversible ANSWER DOWNLOAD EXAMIANS APP