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Chemical Reaction Engineering

Chemical Reaction Engineering
For reaction, P + 2 → 3R, molar rate of consumption of P is

2/3rd of that of Q
Same as that of Q
Half of that of Q
Double of that of Q

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Chemical Reaction Engineering
Find a mechanism that is consistent with the rate equation and reaction given below: 2A + B → A₂B, ( - rA) = k.CA.CB

A + B ⇋ AB ; AB + A → A₂B
A + A ⇋ AA;AA + B → A₂B
A + B ⇋ AB;AB + A → A₂B
A + A ⇋ AA;AA + B → A₂B

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Chemical Reaction Engineering
For a packed bed reactor; the presence of a long tail in the residence time distribution curve is an indication of

Ideal plug flow
Dead zone
Chanelling
Bypass

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Chemical Reaction Engineering
Which of the following curves shows the effect of temperature on the extent of gas-solid adsorption at a given pressure?

Adsorption isobar
Freundlich adsorption isotherm
Langmuir adsorption isotherm
None of these

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Chemical Reaction Engineering
From among the following, choose one which is not an exothermic process.

Methanol synthesis
Ammonia synthesis
Catalytic cracking
Oxidation of sulphur

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Chemical Reaction Engineering
Molecularity of a reaction

Both B and C
May not be equal to the order of reaction
Is always equal to the overall order of reaction
Can

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