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Chemical Reaction Engineering

Chemical Reaction Engineering
Reaction rate of a first order reaction, which is half completed in 23 minutes will be

0.03 hr⁻¹
0.05 min⁻¹
0.03 sec⁻¹
0.03 min⁻¹

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Chemical Reaction Engineering
Carbon particles accummulated on the catalyst used in the gas oil cracking lies in the category of __________ poison.

Deposited
Chemisorbed
Selectivity
Stability

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Chemical Reaction Engineering
Overall rate of reaction in a heterogenous catalytic reaction depends upon the mass and energy transfer from the fluid to solid surface and its rate of reaction is usually __________ the concentration of catalyst, if it does not entail a chain mechanism.

Inversely proportional to
Proportional to the square of
Proportional to
Independent of

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Chemical Reaction Engineering
For an autocatalytic reactor, the suitable reactor set up is

CSTR followed by P.F. reactor
P.F. reactor followed by CSTR
CSTR in series
P.F. reactors in series

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Chemical Reaction Engineering
The value of 'n' for a chemical reaction A → B, whose reaction rate is → CAn, will be __________ if the rate of the reaction increases by a factor of 8, when the concentration of is doubled.

3
2
1

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Chemical Reaction Engineering
A chemical reaction occurs, when the energy of the reacting molecules is __________ the activation energy of reaction.

More than
Equal to or more than
Equal to
Less than

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