The rate of the heterogenous catalytic reaction A(g) + B(g) ? C(g) is given by -rA = k.KA.pA.PB/(1 + KA.PA + Kc.pc), where KA and Kc are the adsorption equilibrium constants. The rate controlling step for this reaction isA. absorption of A.

Chemical Reaction Engineering
The rate of the heterogenous catalytic reaction A(g) + B(g) ? C(g) is given by -rA = k.KA.pA.PB/(1 + KA.PA + Kc.pc), where KA and Kc are the adsorption equilibrium constants. The rate controlling step for this reaction isA. absorption of A.

Surface reaction between absorbed A and B in the gas phase

Absorption of A

Surface reaction between A in the gas phase and absorbed B

Surface reaction between absorbed A and absorbed B

Surface reaction between absorbed A and B in the gas phase

Absorption of A

Surface reaction between A in the gas phase and absorbed B

Surface reaction between absorbed A and absorbed B

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Chemical Reaction Engineering
In an ideal mixed reactor (at steady state), the

Composition throughout the reactor remains same

All of these

Space time is equivalent to holding time for constant density systems

Exit stream has the same composition as the fluid within the reactor

Composition throughout the reactor remains same

All of these

Space time is equivalent to holding time for constant density systems

Exit stream has the same composition as the fluid within the reactor

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Chemical Reaction Engineering
For an isothermal second order aqueous phase reaction, A → B, the ratio of the time required for 90% conversion to the time required for 45% conversion is

22

2

4

11

22

2

4

11

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Chemical Reaction Engineering
In a reversible reaction, a catalyst increases the rate of forward reaction

Only

And the backward reaction equally

To a greater extent than that of the backward reaction

And decreases that of the backward reaction

Only

And the backward reaction equally

To a greater extent than that of the backward reaction

And decreases that of the backward reaction

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Chemical Reaction Engineering
Which one is the rate controlling step in a solid-gas non-catalytic reaction occurring at very high temperature?

Pore diffusion

Film diffusion

Chemical reaction

Ash layer diffusion

Pore diffusion

Film diffusion

Chemical reaction

Ash layer diffusion

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Chemical Reaction Engineering
In the fluid catalytic cracker (FCC), the cracking reaction is (i) and the regeneration is __ (ii)

(i) exothermic (ii) exothermic

(i) endothermic (ii) enodthermic

(i) endothermic (ii) exothermic

(i) exothermic (ii) endothermic

(i) exothermic (ii) exothermic

(i) endothermic (ii) enodthermic

(i) endothermic (ii) exothermic

(i) exothermic (ii) endothermic

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Chemical Reaction Engineering

Chemical Reaction Engineering The rate of the heterogenous catalytic reaction A(g) + B(g) ? C(g) is given by -rA = k.KA.pA.PB/(1 + KA.PA + Kc.pc), where KA and Kc are the adsorption equilibrium constants. The rate controlling step for this reaction isA. absorption of A.

Chemical Reaction Engineering In an ideal mixed reactor (at steady state), the

Chemical Reaction Engineering For an isothermal second order aqueous phase reaction, A → B, the ratio of the time required for 90% conversion to the time required for 45% conversion is

Chemical Reaction Engineering In a reversible reaction, a catalyst increases the rate of forward reaction

Chemical Reaction Engineering Which one is the rate controlling step in a solid-gas non-catalytic reaction occurring at very high temperature?

Chemical Reaction Engineering In the fluid catalytic cracker (FCC), the cracking reaction is __________ (i) and the regeneration is ____________ (ii)

Chemical Reaction Engineering
The rate of the heterogenous catalytic reaction A(g) + B(g) ? C(g) is given by -rA = k.KA.pA.PB/(1 + KA.PA + Kc.pc), where KA and Kc are the adsorption equilibrium constants. The rate controlling step for this reaction isA. absorption of A.

Chemical Reaction Engineering
In an ideal mixed reactor (at steady state), the

Chemical Reaction Engineering
For an isothermal second order aqueous phase reaction, A → B, the ratio of the time required for 90% conversion to the time required for 45% conversion is

Chemical Reaction Engineering
In a reversible reaction, a catalyst increases the rate of forward reaction

Chemical Reaction Engineering
Which one is the rate controlling step in a solid-gas non-catalytic reaction occurring at very high temperature?

Chemical Reaction Engineering
In the fluid catalytic cracker (FCC), the cracking reaction is (i) and the regeneration is __ (ii)