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Chemical Reaction Engineering

Chemical Reaction Engineering
For an ideal plug flow reactor, the value of Peclet number is

10
1
∞
0

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Chemical Reaction Engineering
In case of the irreversible unimolecular type, first order reaction, the fractional conversion at any time for constant volume system as compared to variable volume system is

Same
Less
More
Either A or B, depends on other factors

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Chemical Reaction Engineering
A photochemical reaction is __________ light.

Initiated by
Used to convert heat energy into
Accompanied with emission of
Catalysed by

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Chemical Reaction Engineering
An isothermal irreversible reaction is being carried out in an ideal tubular flow reactor. The conversion in this case will __________ with decrease in space time.

Remain unchanged
Increase
Decrease
Increase exponentially

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Chemical Reaction Engineering
With increase in the order of reaction (for all positive reaction orders), the ratio of the volume of mixed reactor to the volume of plug flow reactor (for identical feed composition, flow rate and conversion)

Increases
Decreases
Increases linearly
Remains same

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Chemical Reaction Engineering
The dispersion number of perfect mixed flow is

∞
< 2100
> 150

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