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Chemical Reaction Engineering

Chemical Reaction Engineering
N' plug flow reactors in series with a total volume 'V' gives the same conversion as a single plug flow reactor of volume 'V' for __________ order reactions.

Third
Second
First
Any

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Chemical Reaction Engineering
In case of a P.F.R., there

Neither A nor B
Both A and B
Should not be any mixing along the flow path
May be lateral mixing of fluid

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

None of these
Flat velocity profile
Uniform mixing
Axial dispersion

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Chemical Reaction Engineering
With decrease in temperature, the equilibrium conversion of a reversible endother- mic reaction

Increases
Remains unaffected
Decreases
Increases linearly with temperature

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Chemical Reaction Engineering
A catalyst is said to be a negative catalyst, ifit

Does not initiate the reaction
Retards the rate of reaction
All of these
Reduces the value of equilibrium constant

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Chemical Reaction Engineering
In a reaction, the threshold energy is equal to (where, A = activation energy N = normal energy of reactants)

A
A+N
N
A-N

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