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Chemical Reaction Engineering

Chemical Reaction Engineering
The dispersion number of perfect mixed flow is

> 150
∞
< 2100

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Chemical Reaction Engineering
The effect of increasing pressure on the gaseous equilibrium of the reaction 2X+3Y ⇋ 3X+2Y indicates that

None of these
Forward reaction is favoured
Pressure has no effect
Backward reaction is favoured

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

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Chemical Reaction Engineering
Reaction rate of a first order reaction, which is half completed in 23 minutes will be

0.03 sec⁻¹
0.03 hr⁻¹
0.03 min⁻¹
0.05 min⁻¹

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Chemical Reaction Engineering
A chemical reaction occurs, when the energy of the reacting molecules is __________ the activation energy of reaction.

Equal to
More than
Equal to or more than
Less than

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Chemical Reaction Engineering
Organic catalysts differ from the inorganic catalyst in the sense that the former is

Proteinous in nature
Active at cryogenic temperatures only
Prohibitively costly
Active at very high temperature only

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