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Chemical Reaction Engineering

Chemical Reaction Engineering
Molecularity of an elementary reaction, P + Q → R + S is

4
1
2
3

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Chemical Reaction Engineering
For identical flow rate and feed composition, X plug flow reactors (PER) in series with a total volume V gives the same conversion as single

PFR of volume V/X
PFR of volume V
CSTR of volume V
CSTR of volume V/X

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Chemical Reaction Engineering
The reaction in which the rate equation corresponds to a stoichiometric equation, is called a/an __________ reaction.

Autokinetic
Non-elementary
Parallel
Elementary

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Chemical Reaction Engineering
Recycling back of outlet stream to the reactor from an ideal CSTR carrying out a first order liquid phase reaction will result in __________ in conversion.

No change
Decrease
Either A or B, depends on the type of reaction
Increase

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Chemical Reaction Engineering
For the chemical reaction X → Y, it is observed that, on doubling the concentration of 'X', the reaction rate quadruples. If the reaction rate is proportional to Cxn, then what is the value of 'n' ?

43834
16
4
2

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Chemical Reaction Engineering
There is no correspondence between stoichiometry and the rate equation in case of a/an __________ reaction.

Autocatalytic
Elementary
Non-elementary
Multiple

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