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CHEMICAL REACTION ENGINEERING

Chemical Reaction Engineering
Kinetics of a solid catalysed reaction can best be studied in a __________ reactor.

Mixed
None of these
Batch
Plug-flow

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Chemical Reaction Engineering
The rate of the reaction, X → Y, quadruples when the concentration of 'X' is doubled. The rate expression for the reaction is, r = K Cxn, the value of 'n' in this case will be

2
1
3

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Chemical Reaction Engineering
Which of the following is not a chemical step in a fluid solid catalytic reaction?

None of these
Adsorption
Desorption
Surface chemical reaction

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Chemical Reaction Engineering
The dispersion number of perfect mixed flow is

< 2100
> 150
∞

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Chemical Reaction Engineering
Sometimes, batch process is preferred over continuous process, when the product

Neither A nor B
Sales demand is fluctuating
Both A & B
Quality & yield can not be achieved in continuous processes, because of long residence time

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