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Chemical Reaction Engineering

Chemical Reaction Engineering
The rate at which a chemical substance reacts is proportional to its

Active mass
None of these
Equivalent weight
Molecular weight

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Chemical Reaction Engineering
In the fluid catalytic cracker (FCC), the cracking reaction is __________ (i) and the regeneration is ____________ (ii)

(i) endothermic (ii) enodthermic
(i) exothermic (ii) exothermic
(i) endothermic (ii) exothermic
(i) exothermic (ii) endothermic

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Chemical Reaction Engineering
The enzyme which can catalyse the conversion of glucose to ethyl alcohol is

Zymase
Diastase
Maltase
Invertase

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Chemical Reaction Engineering
What is the value of 'n' if the reaction rate of the chemical reaction A → B, is proportional to CAn and it is found that the reaction rate triples, when the concentration of 'A' is increased 9 times ?

1/9
1/2
3
1/3

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Chemical Reaction Engineering
In autocatalytic reactions,

No catalyst is used
One of the reactants acts as a catalyst
Catalysts have very high selectivity
One of the products acts as a catalyst

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Chemical Reaction Engineering
If the time required to complete a definite fraction of reaction varies inversely as the concentration of the reactants, then the order of reaction is

3
1
2

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