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Chemical Reaction Engineering

Chemical Reaction Engineering
If the time required to complete a definite fraction of reaction varies inversely as the concentration of the reactants, then the order of reaction is

1
3
2

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Chemical Reaction Engineering
Velocity of a reaction depends upon the

Nature of the reactants
Concentration of the reactants
Temperature at which the reaction is carried
All of these

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Chemical Reaction Engineering
The conversion for a first order liquid phase reaction. A → B in a CSTR is 50%. If another CSTR of the same volume is connected in series, then the % conversion at the exit of the second reactor will be

60
90
100
75

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Chemical Reaction Engineering
Fractional conversion __________ for an exothermic reversible chemical reaction, when the temperature is maximum.

Decreases
Unpredictable from the data
Remains unchanged
Increases

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Chemical Reaction Engineering
A first order reaction requires two equal sized CSTR. The conversion is

More when they are connected in parallel
Same whether they are connected in series or in parallel
Less when they are connected in series
More when they are connected in series

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Chemical Reaction Engineering
An endothermic second order reaction is carried out in an adiabatic plug flow reactor. The rate of heat generation is

Constant throughout the reactor
Maximum at the centre of the reactor
Maximum at the exit of the reactor
Maximum at the inlet of the reactor

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