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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 ?

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

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Chemical Reaction Engineering
Study of chemical kinetics is the easiest in the case of __________ reactions.

Irreversible
Side
Reversible
Surface

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Chemical Reaction Engineering
__________ is the controlling step in a highly temperature sensitive fluid-solid non-catalytic reaction.

None of these
Ash diffusion
Gas film diffusion
Chemical reaction

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Chemical Reaction Engineering
A first order reaction A → B occurs in an isothermal porous catalyst pellet of spherical shape. If the concentration of A at the centre of the pellet is much less than at the external surface, the process is limited by

Reaction
Diffusion within the pellet
External mass transfer
None of these

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Chemical Reaction Engineering
In case of a/an __________ chemical reaction, conversion increases with the rise in temperature.

Reversible exothermic
Irreversible endothermic
Irreversible exothermic
Reversible endothermic

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Chemical Reaction Engineering
The following gas phase reactions are carried out isothermally in a CSTR.A → 2R ; r₁ = K₁pA ;K₁ = 20mole/(sec.m³ bar)A → 3S ; r₂ = K₂ pA ;K₂ = 40mole/ (sec.m³ .bar)What is the maximum possible value of FR(mole/sec.) ?

2
43833
43832
43864

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