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Chemical Reaction Engineering

Chemical Reaction Engineering
A chemical reaction occurs when the energy of the reacting molecules is __________ the activation energy of the reaction.

Equal to or more than
Less than
Equal to
More than

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Chemical Reaction Engineering
The rate constant of a reaction depends on the

Time of reaction
Temperature of the system
Extent of reaction
Initial concentration of reactants

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Chemical Reaction Engineering
When the reaction occurs in the diffusion controlled region, the apparent activation energy as measured is only __________ the true value.

Half
Equal
Twice
None of these

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Chemical Reaction Engineering
__________ is the response curve for a step input signal from a reactor.

I-curve
None of these
S-curve
C-curve

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Chemical Reaction Engineering
n' number of plug flow reactors (P.F.R) in series with a total volume 'V' gives the same conversion as one P.F.R. of volume

V
1/V
V/n
V.n

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Chemical Reaction Engineering
The role of a catalyst in a chemical reaction is to change the

Heat of reaction
Final products
Activation energy
Equilibrium constant

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