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Chemical Reaction Engineering

Chemical Reaction Engineering
The reaction between oxygen and organic material is a/an __________ reaction.

Exothermic
Photochemical
Endothermic
Biochemical

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Chemical Reaction Engineering
Transition state theory relates the above quantities as

K ∝ T.eE/RT
K ∝ √T
K ∝ T1.5
K ∝ e-E/RT

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Chemical Reaction Engineering
In the fluid catalytic cracker (FCC), the cracking reaction is __________ (i) and the regeneration is ____________ (ii)

(i) endothermic (ii) enodthermic
(i) endothermic (ii) exothermic
(i) exothermic (ii) exothermic
(i) exothermic (ii) endothermic

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Chemical Reaction Engineering
The equilibrium constant of a catalytic chemical reaction __________ due to the presence of a catalyst.

Increases
Remains unaffected
Decreases
Unpredictable from the data

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Chemical Reaction Engineering
Molecularity of a reaction

Can
Both B and C
Is always equal to the overall order of reaction
May not be equal to the order of reaction

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Chemical Reaction Engineering
Catalyst carriers

Increase the activity of a catalyst
Provide large surface area with a small amount of active material
Have very high selectivity
Inhibit catalyst poisoning

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