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Chemical Reaction Engineering

Chemical Reaction Engineering
In which of the following gaseous phase reactions, the equilibrium of the reaction remains unaffacted by pressure changes ?

2NO? ? N?O?
N? + O? ? 2NO
2SO? + O? ? 2SO?
2O? ? 3O?

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Chemical Reaction Engineering
The rate of reaction does not decrease appreciably as the reaction proceeds in case of __________ reactions.

Endothermic
Autothermal
Exothermic
Autocatalytic

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Chemical Reaction Engineering
__________ gas is normally employed in B.E.T.method of finding out the surface area of catalyst.

He
N₂
H₂
CO₂

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Chemical Reaction Engineering
A second order reaction of the form A + B → C is called a pseudo-first order reaction, when

CA0 = CB0
CA0 > CB0
CB0 > CA0
CB0 ≥ CB0

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Chemical Reaction Engineering
Pure A in gas phase enters a reactor 50% of this A is converted to B through the reaction, A 3B. Mole fraction of A in the exit stream is

43834
43833
43832
43835

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Chemical Reaction Engineering
If the rate of a chemical reaction becomes slower at a given temperature, then the

Free energy of activation is lower
Initial concentration of the reactants remains constant
Free energy of activation is higher
Entropy changes

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