For the reaction,
Which of the following statements is not true ?
At equilibrium, the concentrations of CO2 (g) and H2O(l) are not equal.
The equilibrium constant for the reaction is given by
Addition of CH4 (g) or O2 (g) at equilibrium will cause a shift to the right
The reaction is exothermic
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 equilirbrium are
2
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
In the two gaseous reactions (i) and (ii) at 250o C.
the equilibrium constants K1 and K2 are related as
The equilbrium 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
K1 and K2 are equilinrium constant for reactions (i) and (ii)
Then,
K1 = (K2 )0
The rate constants for forward and backward reaction of hydrolysis of ester are 1.1 × 10-2 and 1.5 × 10-3 per minute. Equilibrium constant for the reaction
CH3 COOC2H5+H+ CH3COOH + C2H5OH is
4.33
5.33
6.33
7.33
The rate of reaction depends upon the
volume
force
pressure
conc of reactants
The reaction quotient (Q) for the reaction . The reaction will proceed towards right side if
Q > Kc
Q = 0
Q = Kc
Q < Kc
For a reversible reaction, if the concentration of the reactants are doubled, the equilibrium constant will be
one-fourth
halved
doubled
the same
