0.2 molar solution of formic acid is ionized 3.2%. Its ionization constant is
If Î± is the degree of ionization, C the concentration and of a weak electrolyte and Ka the acid ionization constant, then the c..
For a concentrated solution of a weak electrolyte AxBy of concentration C, the degree of dissociation Î± is given as
assertion : Equilibrium constant has meaning only when the corresponding balanced chemical equation is given.
Reaction : Its value..
Acetic acid is a weak electrolyte because
Which will not affect the degree of ionization
Assertion : On cooling a freezing mixture, colour of the mixture turns to pink from deep blue for a reaction.
Reason : Reaction ..
Dissociation constant of a weak acid is decreased by
The law of mass action was enunciated by
Which one of the following is the correct quadratic form of the Ostwalds dilution law equation
In any chemical reaction, equilibrium is supposed to be established when
120 gm of urea are present in 5 litre solution, the active mass of urea is
Ammonium hydroxide is a weak base because
The free energy for a reversible reaction at equilibrium is
Which of the following is non - electrolyte
Theory of ionization was given by
Ionisation depends upon
Which is the generally true about ionic compounds
A reversible chemical reaction is having two reactants in equilibrium. If the concentration of the reactants are doubled, then the..
5 moles of SO2 and 5 moles of O2 are allowed to react. At equilibrium, it was found that 60 per of SO2 is used up. If the total pr..
Which of the following conditions represents an equilibrium
Chemical equations convey quantitative information on the
In chemical reaction A - B , the system will be known in equilibrium when
Which is the false
The number of gram molecules of a substance present in unit volume is termed as
which of the following statements regarding a chemical equilibrium is wrong
Which of the following is irreversible reaction
According to law of mass action rate of a chemical reaction is proportional to
Which of the following acids is stronger than benzoic acid (Ka = 6.3*10-5
A 20 litre contact at 400 K contact C02 (g) at pressure 0.4 atm and an excess of Sr0 (neglected the volume of solid Sr0 ). the vol..
The colour of an electrolyte solution depends on
All reactions which have chemical distintegration
Which of the following is reversible process
a vessel at 1000 k constant Co2 with a pressure of 0.5
the equilibrium constant for the reaction:
Theory of active mass indicates that the rate of chemical reaction is directly proportional to the
Final pressure is higher than initial pressure of a container filled with an ideal gas at constant temperature. What will be the v..
chenge in volume of the system does not alter the number of moles in which of the following equilibrium:
A 20 litre container at 400 K contains CO2(g) at pressure 0.4 atm and an excess of SrO (neglect the volume of solid SrO). The volu..
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