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Chemical Reaction Engineering

Chemical Reaction Engineering
The residence time distribution of an ideal CSTR is

Τ exp (-t/τ)
Exp(-t/τ)
1/τ exp (-t/τ)
1/τ (-t/τ)

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Chemical Reaction Engineering
A reaction which is catalysed by an acid is also catalysed by any substance, which has a tendency to

None of these
Gain a proton
Lose an electron
Lose a proton

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Chemical Reaction Engineering
Bulk diffusion in catalyst pore __________ with increase in pressure.

Remains unchanged
Increases exponentially
Decreases
Increases

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Chemical Reaction Engineering
Calcination reaction of limestone (CaCO₃ → CaO + CO₂) goes to completion in the rotary kiln, because

CaO is more stable than CaCO₃
Of high calcination temperature
CaO is not dissociated
CO₂ escapes continuously

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Chemical Reaction Engineering
n' number of plug flow reactors (P.F.R) in series with a total volume 'V' gives the same conversion as one P.F.R. of volume

V.n
V/n
1/V
V

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Chemical Reaction Engineering
For the reversible reaction A ⇋ 2B, if the equilibrium constant K is 0.05 mole/litre; starting from initially 2 moles of A and zero moles of B, how many moles will be formed at equilibrium?

0.253
0.338
0.152
0.637

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