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Chemical Reaction Engineering

Chemical Reaction Engineering
The ratio of moles of a reactant converted into the desired product to that converted into unwanted product is called

None of these
Operational yield
Relative yield
Selectivity

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Chemical Reaction Engineering
With increase in temperature, the equilibrium __________ rises in case of endothermic reaction.

Both A & B
Constant
Neither A nor B
Conversion

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Chemical Reaction Engineering
For every 10°C rise in temperature, the rate of chemical reaction doubles. When the temperature is increased from 30 to 70°C, the rate of reaction increases __________ times.

12
8
16
32

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Chemical Reaction Engineering
A stirred tank reactor compared to tubular-flow reactor provides

Permits operation at the optimum temperature for a long reaction time
More uniform operating conditions
Higher overall selectivity for a first order consecutive reaction
All of these

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Chemical Reaction Engineering
Variables affecting the rate of homogeneous reactions are

Temperature and composition only
Pressure, temperature and composition
Pressure and temperature only
Pressure and composition only

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Chemical Reaction Engineering
The equilibrium constant of chemical reaction __________ in the presence of catalyst.

Increases
Decreases
Remains unaffected
Can either increase or decrease (depends on the type of catalyst)

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