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Chemical Reaction Engineering

Chemical Reaction Engineering
For an ideal plug flow reactor, the value of Peclet number is

1
0
10
∞

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Chemical Reaction Engineering
For the non-catalytic reaction of particles with surrounding fluid, the time needed to achieve the same fractional conversion for particles of different but unchanging sizes is proportional to the square of particle diameter, when the __________ is the controlling resistance.

Diffusion through ash layer
Either A, B or C
Chemical reaction
Film diffusion

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Chemical Reaction Engineering
Catalytic action in a catalytic chemical reaction follows from the ability of catalyst to change the

Heat of reaction
Activation energy
None of these
Equilibrium constant

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Chemical Reaction Engineering
In a/an __________ reactor, there is exchange of heat with the surroundings with sizeable temperature variation.

None of these
Isothermal
Adiabatic
Non-adiabatic

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Chemical Reaction Engineering
In case of __________ reactions, the reaction rate does not decrease appreciably as the reaction proceeds.

Auto catalytic
Catalytic
Series
Parallel

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Chemical Reaction Engineering
For a gaseous phase reaction, rate of reaction is equal to K. CA . CB. If the volume of the reactor is suddenly reduced to l/4th of its initial volume, then the rate of reaction compared to the original rate will be __________ times.

43838
8
43846
16

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