Overall rate of reaction in a heterogenous catalytic reaction depends upon the mass and energy transfer from the fluid to solid surface and its rate of reaction is usually __________ the concentration of catalyst, if it does not entail a chain mechanism.

Chemical Reaction Engineering
Overall rate of reaction in a heterogenous catalytic reaction depends upon the mass and energy transfer from the fluid to solid surface and its rate of reaction is usually __________ the concentration of catalyst, if it does not entail a chain mechanism.

Independent of

Inversely proportional to

Proportional to

Proportional to the square of

Independent of

Inversely proportional to

Proportional to

Proportional to the square of

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Chemical Reaction Engineering
In chamber process of sulphuric acid manufacture in industry, the gas phase oxidation of SO₂ to SO₃ is accomplished by a __________ reaction.

Non-catalytic heterogeneous

Non-catalytic homogeneous

Catalytic heterogeneous

Catalytic homogenous

Non-catalytic heterogeneous

Non-catalytic homogeneous

Catalytic heterogeneous

Catalytic homogenous

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

Ammonia synthesis

Catalytic cracking

Methanol synthesis

Oxidation of sulphur

Ammonia synthesis

Catalytic cracking

Methanol synthesis

Oxidation of sulphur

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Chemical Reaction Engineering
Promoter.

Initiates a chemical reaction and is a catalyst by itself

Increases the number of active centres by increasing the unevenness of catalyst surface and by creating discontinuities in the crystals

Atlers the position of equilibrium in a reversible reaction

All of these

Initiates a chemical reaction and is a catalyst by itself

Increases the number of active centres by increasing the unevenness of catalyst surface and by creating discontinuities in the crystals

Atlers the position of equilibrium in a reversible reaction

All of these

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Chemical Reaction Engineering
For an ideal mixed flow reactor (CSTR), the exit age distribution E(t) is given by

A step function

A dirac delta function

A ramp function

None of these

A step function

A dirac delta function

A ramp function

None of these

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Chemical Reaction Engineering
The ratio of moles of a reactant converted into the desired product to that converted into unwanted product is called

None of these

Operational yield

Relative yield

Selectivity

None of these

Operational yield

Relative yield

Selectivity

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Chemical Reaction Engineering

Chemical Reaction Engineering Overall rate of reaction in a heterogenous catalytic reaction depends upon the mass and energy transfer from the fluid to solid surface and its rate of reaction is usually __________ the concentration of catalyst, if it does not entail a chain mechanism.

Chemical Reaction Engineering In chamber process of sulphuric acid manufacture in industry, the gas phase oxidation of SO₂ to SO₃ is accomplished by a __________ reaction.

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

Chemical Reaction Engineering Promoter.

Chemical Reaction Engineering For an ideal mixed flow reactor (CSTR), the exit age distribution E(t) is given by

Chemical Reaction Engineering The ratio of moles of a reactant converted into the desired product to that converted into unwanted product is called

Chemical Reaction Engineering
Overall rate of reaction in a heterogenous catalytic reaction depends upon the mass and energy transfer from the fluid to solid surface and its rate of reaction is usually __________ the concentration of catalyst, if it does not entail a chain mechanism.

Chemical Reaction Engineering
In chamber process of sulphuric acid manufacture in industry, the gas phase oxidation of SO₂ to SO₃ is accomplished by a __________ reaction.

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

Chemical Reaction Engineering
Promoter.

Chemical Reaction Engineering
For an ideal mixed flow reactor (CSTR), the exit age distribution E(t) is given by

Chemical Reaction Engineering
The ratio of moles of a reactant converted into the desired product to that converted into unwanted product is called