When an exothermic reversible reaction is conducted adiabatically, the rate of reaction

A typical example of an exothermic reversible reaction conducted at high pressure in industry is

A

Dehydration of ethanol

B

Methanol synthesis

C

Reformation of methane

D

Polymerisation of ethylene

With increase in temperature, the equilibrium conversion of a reversible exothermic reaction

A

Decreases

B

Increases

C

Remains unaffected

D

Decreases linearily with temperature

Which of the following is the optimum operating condition for an exothermic reversible reaction taking place in a plug-flow reactor?

A

Temperature should be high in the beginning and decreased towards the end of the reaction

B

Very low temperature should be used throughout the reaction

C

Very high temperature should be used throughout the reaction

D

None of these

Fractional conversion __________ for an exothermic reversible chemical reaction, when the temperature is maximum.

A

Increases

B

Remains unchanged

C

Decreases

D

Unpredictable from the data

The expression for the work done for a reversible polytropic process can be used to obtain the expression for work done for all processes, except reversible __________ process.

A

Isobaric

B

Isothermal

C

Adiabatic

D

None of these

If a solid is compressed adiabatically in its elastic range, its __________ remains constat

A

Internal energy

B

Enthalpy

C

Entropy

D

Temperature

The catalyst in a second order reversible reaction increases the rate of the forward reaction

A

And decreases that of backward reaction

B

And backward reaction equally

C

Only

D

To a greater extent than that of the backward reaction

In a reversible reaction, a catalyst increases the rate of forward reaction

A

Only

B

To a greater extent than that of the backward reaction

C

And decreases that of the backward reaction

D

And the backward reaction equally

Which of the following is a characteristic of an exothermic reaction?

A

Release of heat

B

Absorption of heat

C

Doesn't involve any change in temperature

D

None of the option is correct

What is an exothermic reaction?

A

Reaction in which heat is released.

B

Reaction in which heat is absorbed.

C

Reaction in which neither heat is released nor absorbed.

D

None

When an exothermic reversible reaction is conducted adiabatically, the rate of reaction

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