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Chemical Reaction Engineering

Chemical Reaction Engineering
Sum of the powers of the concentration terms in the rate equation is called the __________ of the reaction.

Order
Molecularity
Overall order
None of these

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Chemical Reaction Engineering
Which one is the rate controlling step in a solid-gas non-catalytic reaction occurring at very high temperature?

Pore diffusion
Chemical reaction
Ash layer diffusion
Film diffusion

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Chemical Reaction Engineering
A catalyst in a chemical reaction

Increases the frequency of collisions of reacting species
All of these
Decreases the activation energy
Alters the reaction mechanism

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Chemical Reaction Engineering
Carrier in a catalyst increases its

Surface area
Performance
None of these
Activity

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Chemical Reaction Engineering
The equilibrium constant of chemical reaction __________ in the presence of catalyst.

Decreases
Increases
Remains unaffected
Can either increase or decrease (depends on the type of catalyst)

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Chemical Reaction Engineering
When an exothermic reversible reaction is conducted adiabatically, the rate of reaction

Passes through a minimum
Passes through a maximum
Continuously decreases
Continuously increases

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