The irreversible reaction, X → Y, is the special case of the reversible reaction, X ⇋ Y, in which the

The irreversible reaction is a special case of reversible reaction, if the

A

Equilibrium constant is 1

B

Conversion of the reactant at equilibrium condition is zero

C

Reactant concentration at equilibrium condition is zero

D

All of the above

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

An endothermic aqueous phase first order irreversible reaction is carried out in an adiabatic plug flow reactor. The rate of reaction

A

Is maximum at the inlet of the reactor

B

Goes through a maximum along the length of the reactor

C

Goes through a minimum along the length of the reactor

D

Is maximum at the exit of the reactor

An isothermal irreversible reaction is being carried out in an ideal tubular flow reactor. The conversion in this case will __________ with decrease in space time.

A

Increase

B

Increase exponentially

C

Decrease

D

Remain unchanged

In case of the irreversible unimolecular type, first order reaction, the fractional conversion at any time for constant volume system as compared to variable volume system is

A

More

B

Less

C

Same

D

Either A or B, depends on other factors

With increase in the space time of an irreversible isothermal reaction being carried out in a P.F. reactor, the conversion will

A

Increase

B

Decrease

C

Remain same

D

Data in insufficient; can't be predicted

An irreversible first order reaction is being carried out in a CSTR and PFR of same volume. The liquid flow rates are same. The relative conversion will

A

Be more in CSTR than in PFR

B

Be more in PFR than in CSTR

C

Be same in both cases

D

Depend on the temperature

A first order irreversible reaction, A → B is carried out separately in a constant volume as well as in a variable volume reactor for a particular period. It signifies that __________ in the two reactors.

A

Both conversion as well as concentration are same

B

Conversion in both will be the same but concentrations will be different

C

Both the conversion as well as concentrations will be different

D

None of these

Half life period of a first order irreversible reaction A → B is

A

$$\frac{{\text{k}}}{2}$$

B

$$\ln \frac{{\text{k}}}{2}$$

C

$$\ln \frac{2}{{\text{k}}}$$

D

$$\ln \frac{{{\text{0}}{\text{.5}}}}{{\text{k}}}$$

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

The irreversible reaction, X → Y, is the special case of the reversible reaction, X ⇋ Y, in which the

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