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Chemical Reaction Engineering

Chemical Reaction Engineering
The conversion for a first order liquid phase reaction. A → B in a CSTR is 50%. If another CSTR of the same volume is connected in series, then the % conversion at the exit of the second reactor will be

75
100
90
60

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Chemical Reaction Engineering
Which of the following fixes the volume of a batch reactor for a particular conversion and production rate?

Rate constant
Operating conditions (e.g. pressure and temperature)
Density of mixture
None of these

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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) exothermic (ii) endothermic
(i) endothermic (ii) enodthermic
(i) endothermic (ii) exothermic

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Chemical Reaction Engineering
For a homogeneous reaction of nth order, the dimension of the rate constant is given by

(concentration)n - 1/(time)
L/(time)n
(concentration)1 - n/(time)
None of these

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Chemical Reaction Engineering
When a high liquid hold up is required in a reactor for gas liquid reaction, use __________ coloumn.

Spray
Bubble
Packed
Tray

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Chemical Reaction Engineering
Participation of __________ is involved in the occurrence of a chemical reaction.

None of these
Neutrons
Electrons
Protons

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