A 0.010 M solution of maleic acid, amonoprotic organic acid, is 14% ionized. What is Ka for maleic acid
If Î± is the degree of ionization, C the concentration and of a weak electrolyte and Ka the acid ionization constant, then the c..
Acetic acid is a weak electrolyte because
For a concentrated solution of a weak electrolyte AxBy of concentration C, the degree of dissociation Î± is given as
Which of the following acids is stronger than benzoic acid (Ka = 6.3*10-5
Which one of the following is the correct quadratic form of the Ostwalds dilution law equation
assertion : Equilibrium constant has meaning only when the corresponding balanced chemical equation is given.
Reaction : Its value..
Dissociation constant of a weak acid is decreased by
Which will not affect the degree of ionization
The free energy for a reversible reaction at equilibrium is
Assertion : On cooling a freezing mixture, colour of the mixture turns to pink from deep blue for a reaction.
Reason : Reaction ..
which of the following statements regarding a chemical equilibrium is wrong
In chemical reaction A - B , the system will be known in equilibrium when
Chemical equations convey quantitative information on the
Ammonium hydroxide is a weak base because
The following equilibrium exist in aqueous solution, CH3COOH - CH3COO- + H+ if dil.HCL is added, without change in temperature, th..
Theory of active mass indicates that the rate of chemical reaction is directly proportional to the
Ionisation depends upon
In Which of the following dissociation of NH4OH will be minimum
Which of the following conditions represents an equilibrium
According to law of mass action rate of a chemical reaction is proportional to
Which is the false
The law of mass action was enunciated by
Which of the following is non - electrolyte
Theory of ionization was given by
Concentration of CN- in 0.1 M HCN is (Ka = 4*10-10)
All reactions which have chemical distintegration
Which of the following is irreversible reaction
The number of gram molecules of a substance present in unit volume is termed as
Under a given set of experimental conditions, with increase in the concentration of the reactants, the rate of a chemical reaction
The colour of an electrolyte solution depends on
In the given reaction N2 + O2 - 2NO, equilibrium means that
In any chemical reaction, equilibrium is supposed to be established when
Degree of dissociation of 0.1N CH3COOH is (Dissociation constant = 1*10-5)
Which is the generally true about ionic compounds
Which of the following is reversible process
120 gm of urea are present in 5 litre solution, the active mass of urea is
In a chemical chemical equilibrium A+B - C+D , when one mole each of the two reactants are mixed, 0.6 mole each of the products ar..
For the reaction C(s) + CO2 -> 2co(g) , Kp = 63 atm at 1000 K. If at equilibrium : Pco = 10Pco2, then the total pressure of the g..
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