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Chemical Reaction Engineering

Chemical Reaction Engineering
The residence time distribution of an ideal CSTR is

Exp(-t/τ)
1/τ exp (-t/τ)
Τ exp (-t/τ)
1/τ (-t/τ)

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

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

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Chemical Reaction Engineering
If pore diffusion is the controlling step in a solid catalysed reaction, the catalyst

Porosity is of less importance
None of these
Porosity is very important
Internal surface area is utilised efficiently

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Chemical Reaction Engineering
Which of the following is not a theory of homogeneous reaction?

None of these
Chain reaction theory
Radiation hypothesis
Collision theory and activated complex theory

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Chemical Reaction Engineering
Exothermic reactions are best carried out in

A plug flow reactor followed by CSTR
CSTR followed by a plug flow reactor
A CSTR
CSTR in series

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Chemical Reaction Engineering
The catalyst in a first order chemical reaction changes the

Activation energy
Heat of formation of the product
Heat of reaction
Equilibrium constant

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