Chemical Reaction Engineering For a packed bed reactor; the presence of a long tail in the residence time distribution curve is an indication of Chanelling Bypass Dead zone Ideal plug flow Chanelling Bypass Dead zone Ideal plug flow ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Specific rate constant for a second order reaction Depends on the nature of the reactants Is independent of temperature Both B and C Varies with temperature Depends on the nature of the reactants Is independent of temperature Both B and C Varies with temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For an autocatalytic reactor, the suitable reactor set up is P.F. reactors in series CSTR followed by P.F. reactor P.F. reactor followed by CSTR CSTR in series P.F. reactors in series CSTR followed by P.F. reactor P.F. reactor followed by CSTR CSTR in series ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Shift conversion reaction Is highly exothermic Converts N₂ and H₂ into NH₃ Converts CO to CO₂ with steam Is non-catalytic Is highly exothermic Converts N₂ and H₂ into NH₃ Converts CO to CO₂ with steam Is non-catalytic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A batch reactor is Least expensive to operate for a given rate Suitable for liquid phase reactions involving small production rate Suitable for gas-phase reactions on commercial scale Most suitable for very large production rate Least expensive to operate for a given rate Suitable for liquid phase reactions involving small production rate Suitable for gas-phase reactions on commercial scale Most suitable for very large production rate ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Calcination reaction of limestone (CaCO₃ → CaO + CO₂) goes to completion in the rotary kiln, because CaO is not dissociated CO₂ escapes continuously CaO is more stable than CaCO₃ Of high calcination temperature CaO is not dissociated CO₂ escapes continuously CaO is more stable than CaCO₃ Of high calcination temperature ANSWER DOWNLOAD EXAMIANS APP
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