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CHEMICAL REACTION ENGINEERING

Chemical Reaction Engineering
The enzyme which can catalyse the conversion of glucose to ethyl alcohol is

Maltase
Zymase
Diastase
Invertase

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Chemical Reaction Engineering
The irreversible reaction is a special case of reversible reaction, if the

Reactant concentration at equilibrium condition is zero
All of these
Conversion of the reactant at equilibrium condition is zero
Equilibrium constant is 1

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Chemical Reaction Engineering
Effectiveness factor of a catalyst pellet is a measure of the __________ resistance.

Chemical reaction
Pore diffusion
None of these
Gas film

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Chemical Reaction Engineering
In a first order reaction, the time required to reduce the concentration of reactant from 1 mole/litre to 0.5 mole/litre will be __________ that required to reduce it from 10 moles/litre to 5 moles/litre in the same volume.

Data insufficient; can't be predicted
More than
Same as
Less than

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Chemical Reaction Engineering
A first order reaction requires two unequal sized CSTR. Which of the following gives higher yield ?

Smaller reactor followed by larger one
Large reactor followed by smaller one
Data insufficient, can
Either of the arrangement A or B will give the same yield

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