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Chemical Reaction Engineering

Chemical Reaction Engineering
The eddy diffusivity for a liquid in plug flow must be

Between 0 and 1
0
∞
1

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Chemical Reaction Engineering
Knudsen diffusion is directly proportional to

1/√T
T
√T
T₂

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Chemical Reaction Engineering
The ratio of volume of mixed reactor to the volume of P.F.R. (for identical flow rate, feed composition and conversion) for zero order reaction is

1
> 1
∞

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Chemical Reaction Engineering
For nearly isothermal operation involving large reaction time in a liquid-phase reaction, the most suitable reactor is a __________ reactor.

Stirred tank
Batch
Fixed bed
Tubular flow

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Chemical Reaction Engineering
Molecularity of an elementary reaction, P + Q → R + S is

3
1
2
4

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Chemical Reaction Engineering
Effectiveness factor of a catalyst pellet is a measure of the __________ resistance.

Gas film
Pore diffusion
None of these
Chemical reaction

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