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Chemical Reaction Engineering

Chemical Reaction Engineering
The rate constant of a first order reaction depends on the

Temperature
Time
Concentration of the reactant
Concentration of the product

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Chemical Reaction Engineering
Which of the following factors control the deactivation of a porous catalyst pellet?

Pore diffusion
All of these
Decay reactions
Form of surface attack by poison

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Chemical Reaction Engineering
Considering the endotheomic dissociation of CaCO₃ in a closed vessel (CaCO₃ ⇋ CaO + CO₂), the pressure of CO₂ increases, if

An inert gas is pumped keeping the temperature constant
None of these
The temperature is increased
A catalyst is added

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

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

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Chemical Reaction Engineering
Maximum equilibrium conversion for endothermic reaction is obtained at the __________ temperature.

Room
Lowest possible
Intermediate
Highest possible

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Chemical Reaction Engineering
A multiple reaction may be classified as a __________ reaction.

Parallel or side
All of these
Mixed
Consecutive or side

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