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Chemical Reaction Engineering

Chemical Reaction Engineering
Exothermic reactions are best carried out in

A CSTR
A plug flow reactor followed by CSTR
CSTR in series
CSTR followed by a plug flow reactor

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Chemical Reaction Engineering
N' plug flow reactors in series with a total volume 'V' gives the same conversion as a single plug flow reactor of volume 'V' for __________ order reactions.

Any
Second
First
Third

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Chemical Reaction Engineering
The rate constant of a chemical reaction increases by 100 times when the temperature is increased from 400 °K to 500 °K. Assuming transition state theory is valid, the value of E/R is

8764°K
9210°K
8987°K
8621°K

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Chemical Reaction Engineering
Calcination reaction of limestone (CaCO₃ → CaO + CO₂) goes to completion in the rotary kiln, because

CaO is more stable than CaCO₃
Of high calcination temperature
CO₂ escapes continuously
CaO is not dissociated

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Chemical Reaction Engineering
For nearly isothermal operation involving large reaction time in a liquid-phase reaction, the most suitable reactor is a __________ reactor.

Batch
Stirred tank
Tubular flow
Fixed bed

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Chemical Reaction Engineering
Fluid flow in a real packed bed can be approximated as __________ model.

Dispersion
Mixed flow
Tank in series
Plug flow

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MORE MCQ ON Chemical Reaction Engineering

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