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Chemical Reaction Engineering

Chemical Reaction Engineering
In a/an __________ reactor, there is exchange of heat with the surroundings with sizeable temperature variation.

Adiabatic
Non-adiabatic
Isothermal
None of these

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Chemical Reaction Engineering
The half life period of a first order reaction is given by (where, K = rate constant. )

6.93 K
2.5 K
0.693/K
1.5 K

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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
When a catalyst increases the rate of chemical reaction, the rate constant

Increases
Becomes infinite
Remains constant
Decreases

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Chemical Reaction Engineering
Velocity of a reaction depends upon the

Nature of the reactants
Concentration of the reactants
All of these
Temperature at which the reaction is carried

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Chemical Reaction Engineering
A catalyst inhibitor

Is added in small quantity during the catalyst manufacture itself
May be useful for suppressing undesirable side reactions
Lessens its selectivity
All of these

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