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Chemical Reaction Engineering

Chemical Reaction Engineering
For the gaseous reaction 2A → B, where the feed consists of 50 mole % A and 50 mole % inerts, the expansion factor is

1
-0.25
-0.5

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Chemical Reaction Engineering
In an exothermic reaction, the energy of the reacting substances as compared to that of products is

Either A or B, depends on order of reaction
Less
Same
More

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

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Chemical Reaction Engineering
If the catalyst pore size is small in comparison with the mean free path, collisions with the pore wall controls the process'. The diffusivity under this condition is called 'Knudsen diffusivity', which is affected by the

Temperature
Pressure
Both A & B
Neither A nor B

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Chemical Reaction Engineering
On application of pressure to the equilibrium system, ice ⇋ water; which of the following phenomenon will occur?

More ice will be formed
Water will evaporate
Equilibrium will not be attained
More water will be formed

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Chemical Reaction Engineering
A batch reactor suffers from following disadvantage.

All of these
High labour and handling cost
High shutdown time requirement for emptying, cleaning and refilling
Poor product quality control

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