Related Questions

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
Two substances are in equilibrium in a reversible chemical reaction. If the concentration of each substance is doubled, then the value of the equilibrium constant will be
A Same
B Doubled
C Halved
D One fourth of its original value
In a reversible chemical reaction (where, Δx = number of moles of products-number of moles of reactants )
A Addition of inert gas favours the forward reaction, when Δx is positive
B Pressure has no effect on equilibrium, when Δn = 0
C Addition of inert gas has no effect on the equilibrium constant at constant volume for any value of Δx (+ ve, - ve) or zero)
D All of the above
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
In a reversible chemical reaction having two reactants in equilibrium, if the concentration of the reactants are doubled, then the equilibrium constant will
A Remain the same
B Be halved
C Also be doubled
D Become one fourth
For an ideal gas mixture undergoing a reversible gaseous phase chemical reaction, the equilibrium constant
A Is independent of pressure
B Increases with pressure
C Decreases with pressure
D Increases /decreases with pressure depending on the stoichiometric co-efficients of the reaction
The irreversible reaction, X → Y, is the special case of the reversible reaction, X ⇋ Y, in which the
A Equilibrium constant is infinite
B Fractional conversion of
C Concentration of
D All of the above
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 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
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

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