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Chemical Reaction Engineering

Chemical Reaction Engineering
The reaction in which one of the products of reaction acts as a catalyst is called a/an __________ reaction.

Photochemical
Biochemical
Catalytic
Autocatalytic

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Chemical Reaction Engineering
When the density of the reaction mixture is constant in a chemical reaction, the ratio of the mean residence time to space time is

> 1
< 1
1

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Chemical Reaction Engineering
In an ideal tubular-flow reactor

There is no mixing in longitudinal direction
Mixing takes place in radial direction
All of these
There is a uniform velocity across the radius

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Chemical Reaction Engineering
A chemical reaction is of zero order, when the reaction rate is (where, CA = concentration of reactant)

∝ CA
None of these
∝ 1/CA
Independent of temperature

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Chemical Reaction Engineering
An exothermic reaction takes place in an adiabatic reactor. The product temperature __________ reactor feed temperature.

Is always equal to
May be greater or less than
Is always greater than
Is always less than

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Chemical Reaction Engineering
The dimensions of rate constant for reaction 3A → B are (l/gm mole)/min. Therefore the reaction order is

2
1
3

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