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Chemical Reaction Engineering

Chemical Reaction Engineering
The fractional volume change between no conversion and complete conversion, for the isothermal gas phase reaction, 2A → R, is

1.5
0.5
-0.5
1

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Chemical Reaction Engineering
According to Arhenious equation of temperature dependency of rate constant for an elementary reaction

K ∝ T e-E/RT
None of these
K ∝ √T
K ∝ e-E/RT

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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

External mass transfer
None of these
Reaction
Diffusion within the pellet

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Chemical Reaction Engineering
In which of the following reactions, thee-quilibrium will shift to the right, if the total pressure is increased?

N₂O₄ ⇋ 2 NO₂
N₂ + O₂ ⇋ 2NO
H₂ + I₂ ⇋ 2HI
H₂ + Cl₂ ⇋ 2HCl

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Chemical Reaction Engineering
Recycling back of outlet stream to the reactor from an ideal CSTR carrying out a first order liquid phase reaction will result in __________ in conversion.

Either A or B, depends on the type of reaction
No change
Increase
Decrease

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Chemical Reaction Engineering
An imbalanced chemical reaction equation is against the law of

None of these
Multiple proportion
Conservation of mass
Constant proportion

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