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Chemical Reaction Engineering

Chemical Reaction Engineering
A balanced chemical reaction equation conforms to the law of

Avagadro's hypothesis
None ofthese
Conservation of mass
Gaseous volumes

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Chemical Reaction Engineering
For high conversion in a highly exothermic solid catalysed reaction, use a __________ bed reactor.

Fixed
Fluidised
Fixed bed reactor followed by a fluidised
Fluidised bed reactor followed by a fixed

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Chemical Reaction Engineering
Which of the following is a characteristic of an ideal plug flow reactor?

Uniform mixing
Axial dispersion
None of these
Flat velocity profile

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Chemical Reaction Engineering
The reason why a catalyst increases the rate of reaction is that, it

Decreases the energy barrier for reaction
Increases the activation energy
Decreases the molecular collision diameter
None of these

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Chemical Reaction Engineering
For series reaction, the relative yield

Decreases with increasing conversion
Statement in A is wrong
Is always greater for plug-flow reactor than for the single CSTR of the same volume
Both A and C hold good

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Chemical Reaction Engineering
The fractional volume change of the system for the isothermal gas phase reaction, A 3B , between no conversion and complete conversion is

1
3
2
0.5

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