If is the fraction of HI dissociated at equilibrium in the reaction, starting with the 2 moles of HI, then the total number of moles of reactants and products at equilibrium are
Reaction In equilibrium condition, pressure of O2 depends on
increased mass of BaO2
increased mass of BaO
increased temperature of equilibrium
increased mass of BaO2 and BaO both
If K1 and K2 are the respective equilibrium constants for the two reactions
The equilibrium constant of the reaction
will be
K1 / (K2 )2
K1 . K2
K1 / K2
K2 / K1
The rate of reaction depends upon the
volume
force
pressure
conc of reactants
Which one of the following information can be obtained on the basis of Le-Chatelier's principle ?
Dissociation constant of a weak acid
Entropy change in a reaction
Equilibrium constant of a chemical reaction
Shift in equilibrium position on changing values of a constant
The equilibrium constants for the reaction at 500 K and 700 K are 1 × 10-10 and 1 × 10-5 . The given reaction is
exothermic
slow
endothermic
fast
The following equilibria are given
The equilibrium constant of the reaction in terms of K1, K2 and K3 is
K1,K2,K3
The dissociation constants for acetic acid and HCN at 25o C are 1.5 × 10-5 and 4.5 × 10-10 , respectively. The equilibrium constant for the equilibrium,
would be
3.0 × 103
3.0 × 10-5
3.0 × 104
3.33 × 104
If the concentration of OH- ions in the reaction is decreased by times, then equilibrium concentration of Fe3+ will increase by
8 times
16 times
64 times
4 times
For the equilibrium
which of the following expressions is correct ?
Kp = PCO2
