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Chemical Reaction Engineering

Chemical Reaction Engineering
If Thiele modulus is __________ , then the pore diffusion resistance in a catalyst may be considered as negligible.

> 0.5
0
∞
< 0.5

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Chemical Reaction Engineering
Half life period of a chemical reaction is proportional to CA0-1 , if the reaction is of __________ order.

Zero
First
Second
Third

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Chemical Reaction Engineering
Radioactive decay follows __________ order kinetics.

Third
Zero
Second
First

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Chemical Reaction Engineering
The knowledge of initial concentration and rate constant is necessary to determine the half life time of a reaction of __________ order.

Zero
None of these
Second
First

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Chemical Reaction Engineering
The most unsuitable reactor for carrying out reactions in which high reactant concentration favours high yields is

Backmix reactor
Series of CSTR
Plug flow reactor
PFR in series

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Chemical Reaction Engineering
What is the order of a chemical reaction in which doubling the initial concentration of the reactants doubles the half life time of the reaction?

Zero
1
2
3

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