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Chemical Reaction Engineering

Chemical Reaction Engineering
Non-catalytic fluid-solid reactions are represented by __________ model.

Unreacted core
Both A and B
Neither A and B
Continuous reaction

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Chemical Reaction Engineering
Find a mechanism that is consistent with the rate equation and reaction given below: 2A + B → A₂B, ( - rA) = k.CA.CB

A + B ⇋ AB ; AB + A → A₂B
A + A ⇋ AA;AA + B → A₂B
A + B ⇋ AB;AB + A → A₂B
A + A ⇋ AA;AA + B → A₂B

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Chemical Reaction Engineering
Equilibrium of a chemical reaction as viewed by kinetics is a __________ state.

Dynamic unsteady
None of these
Dynamic steady
Static steady

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Chemical Reaction Engineering
Most important characteristics of gas-liquid reactors are the

None of these
Both A and B
Specific inter-facial area
Liquid hold-up

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Chemical Reaction Engineering
What is the unit of the rate constant in a chemical reaction in which 10% of the reactant decomposes in one hour, 20% in two hours, 30% in three hours and so on?

Litre/second
Litre/mole
Moles/litre.second
Litre/mole.second

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

Exothermic
Endothermic
Biochemical
Photochemical

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