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Chemical Reaction Engineering

Chemical Reaction Engineering
The value of 'n' for a chemical reaction A → B, whose reaction rate is → CAn, will be __________ if the rate of the reaction increases by a factor of 8, when the concentration of is doubled.

1
2
3

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Chemical Reaction Engineering
What is the dispersion number for a plug flow reactor?

1
-1
?

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

And the backward reaction equally
Only
And decreases that of the backward reaction
To a greater extent than that of the backward reaction

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Chemical Reaction Engineering
Which of the following factors control the design of a fluid-solid reactor?

Size distribution of solids beingtreated
Reaction kinetics for single particle,
All of these
Flow patterns of solids and fluid in the reactor

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Chemical Reaction Engineering
For a mixed flow reactor operating at steady state, the rate of reaction is given by

FA0/V - dCsub>A/dt
- dCsub>A/dt
FA0/V + dCsub>A/dt
FA0/V . Xsub>A

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Chemical Reaction Engineering
In the hydrodealkylation of toluene to benzene, the following reactions occur:C₇H₈ + H₂ → C₆H₆ + CH₄2C₆H₆ ⇋ C₁₂H₁₀ + H₂Toluene and hydrogen are fed to a reactor in a molar ratio 1:5.80% of the toluene gets converted and the selectivity of benzene(defined as moles of benzene formed/moles of toluene converted) is 90%. The fractional conversion of hydrogen is

0.136
0.16
0.144
0.152

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