Pick the WRONG design guideline for a reactor in which the reactions, A → R (desired) and A → S (undesired) are to take place. The ratio of the reaction rates is rR/rS = (k₁/k₂).Csub>Aa-b

Chemical Reaction Engineering
Pick the WRONG design guideline for a reactor in which the reactions, A → R (desired) and A → S (undesired) are to take place. The ratio of the reaction rates is rR/rS = (k₁/k₂).Csub>Aa-b

Use CSTR with a high conversion, when a > b

Use batch reactor or plug flow reactor, when a > b

Use high pressure and eliminate inerts, when a > b

Avoid recycle, when a > b

Use CSTR with a high conversion, when a > b

Use batch reactor or plug flow reactor, when a > b

Use high pressure and eliminate inerts, when a > b

Avoid recycle, when a > b

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Chemical Reaction Engineering
Enzymes are destroyed, when the

Reaction rate is independent of the reactant's concentration

Reactant's concentration is very low

Temperature is very high

Reactant's concentration is very high

Reaction rate is independent of the reactant's concentration

Reactant's concentration is very low

Temperature is very high

Reactant's concentration is very high

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Chemical Reaction Engineering
If the time required to change the concentration of reactant to half its original value is independent of the initial concentration, the order of reaction is

Two

One

Three

Zero

Two

One

Three

Zero

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Chemical Reaction Engineering
The experimentally determined overall order of the reaction, A + B → C + D, is two. Then the

Molecularity of the reaction is 2, but the reaction may not be elementary

Reaction may be elementary with molecularity of 2

Reaction is elementary but the molecularity may not be 2

Reaction is elementary with a molecularity of 2

Molecularity of the reaction is 2, but the reaction may not be elementary

Reaction may be elementary with molecularity of 2

Reaction is elementary but the molecularity may not be 2

Reaction is elementary with a molecularity of 2

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Chemical Reaction Engineering
A first order reaction A → B occurs in an isothermal porous catalyst pellet of spherical shape. If the concentration of A at the centre of the pellet is much less than at the external surface, the process is limited by

External mass transfer

Diffusion within the pellet

None of these

Reaction

External mass transfer

Diffusion within the pellet

None of these

Reaction

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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

1/V

V

V.n

V/n

1/V

V

V.n

V/n

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Chemical Reaction Engineering

Chemical Reaction Engineering Pick the WRONG design guideline for a reactor in which the reactions, A → R (desired) and A → S (undesired) are to take place. The ratio of the reaction rates is rR/rS = (k₁/k₂).Csub>Aa-b

Chemical Reaction Engineering Enzymes are destroyed, when the

Chemical Reaction Engineering If the time required to change the concentration of reactant to half its original value is independent of the initial concentration, the order of reaction is

Chemical Reaction Engineering The experimentally determined overall order of the reaction, A + B → C + D, is two. Then the

Chemical Reaction Engineering A first order reaction A → B occurs in an isothermal porous catalyst pellet of spherical shape. If the concentration of A at the centre of the pellet is much less than at the external surface, the process is limited by

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

Chemical Reaction Engineering
Pick the WRONG design guideline for a reactor in which the reactions, A → R (desired) and A → S (undesired) are to take place. The ratio of the reaction rates is rR/rS = (k₁/k₂).Csub>Aa-b

Chemical Reaction Engineering
Enzymes are destroyed, when the

Chemical Reaction Engineering
If the time required to change the concentration of reactant to half its original value is independent of the initial concentration, the order of reaction is

Chemical Reaction Engineering
The experimentally determined overall order of the reaction, A + B → C + D, is two. Then the

Chemical Reaction Engineering
A first order reaction A → B occurs in an isothermal porous catalyst pellet of spherical shape. If the concentration of A at the centre of the pellet is much less than at the external surface, the process is limited by

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