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Chemical Reaction Engineering

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

90
60
75
100

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Chemical Reaction Engineering
Oil is hydrogenated using nickel catalyst in a __________ reactor.

Slurry
Fluidised bed
Fixed bed
Batch

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Chemical Reaction Engineering
The rate of a gas phase reaction is given by K . CA . CB. If the volume of the reaction vessel is reduced to l/4th of its initial volume, then the reaction rate compared to the original rate will be __________ times.

4
8
2
16

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Chemical Reaction Engineering
__________ is the controlling step in a highly temperature sensitive fluid-solid non-catalytic reaction.

Chemical reaction
None of these
Gas film diffusion
Ash diffusion

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Chemical Reaction Engineering
The catalyst in a first order chemical reaction changes the

Heat of formation of the product
Activation energy
Heat of reaction
Equilibrium constant

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Chemical Reaction Engineering
A backmix reactor

Is same as plug-flow reactor
Employs mixing in axial direction only
Is most suitable for gas phase reaction
Is same as ideal stirred tank reactor

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