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Chemical Reaction Engineering

Chemical Reaction Engineering
The vessel dispersion number (D/μL) for plug flow is

750
500
∞

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Chemical Reaction Engineering
If a solid-gas non-catalytic reaction occurs at very high temperature, the rate controlling step is the __________ diffusion.

None of these
Film
Ash layer
Pore

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Chemical Reaction Engineering
An endothermic second order reaction is carried out in an adiabatic plug flow reactor. The rate of heat generation is

Constant throughout the reactor
Maximum at the centre of the reactor
Maximum at the inlet of the reactor
Maximum at the exit of the reactor

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Chemical Reaction Engineering
Study of chemical kinetics is the easiest in the case of __________ reactions.

Irreversible
Reversible
Surface
Side

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Chemical Reaction Engineering
In case of a/an __________ chemical reaction, conversion increases with the rise in temperature.

Reversible endothermic
Reversible exothermic
Irreversible exothermic
Irreversible endothermic

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Chemical Reaction Engineering
For a homogeneous reaction of nth order, the dimension of the rate constant is given by

(concentration)1 - n/(time)
None of these
L/(time)n
(concentration)n - 1/(time)

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