Примери коришћења Conjugate base на Енглеском и њихови преводи на Српски
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H++ A-, where HA represents the acid and A- is the conjugate base.
For example, the ethoxide ion(conjugate base of ethanol) in the presence of water undergoes this reaction.
Acid strengths also depend on the stability of the conjugate base.
One of the most important ways of assessing a conjugate base's ability to distribute negative charge is using resonance.
In solution there exists an equilibrium between the acid and its conjugate base.
The anion SiO44- is the conjugate base of silicic acid, Si(OH)4, and both are elusive as are all of the intermediate species.
Acid strengths are also often discussed in terms of the stability of the conjugate base.
Note that the acid can be the charged species and the conjugate base can be neutral in which case the generalized reaction scheme could be written as HA+?
Acid strengths are also often discussed in terms of the stability of the conjugate base.
Disulfate is the conjugate base of the hydrogen disulfate(hydrogen pyrosulfate) ion HS 2O- 7, which in turn is the conjugate base of disulfuric acid(pyrosulfuric acid).
Acid strengths are also often discussed in terms of the stability of the conjugate base.
Note that the acid can be the charged species and the conjugate base can be neutral in which case the generalized reaction scheme could be written as HA+ H++ A. In solution there exists an equilibrium.
The pKa of a compound is determined by many things, butthe most significant is the stability of the conjugate base.
In this equation, both the base(B) andthe extremely strong base(the conjugate base) compete with one another for the proton.
Reactions of acids are often generalized in the form HA⇌ H++ A-,where HA represents the acid and A- is the conjugate base.
Where HA is a generic acid that dissociates by splitting into A-, known as the conjugate base of the acid, and the hydrogen ion or proton, H+, which, in the case of aqueous solutions, exists as a solvated hydronium ion.
In other words, one mole of a strong acid(HA) dissolves in water yielding onemole of H+ and one mole of the conjugate base, A-.
Because of resonance stabilization of the conjugate base, an α-hydrogen in an aldehyde(not shown in the picture above) is far more acidic, with a pKa near 17, than a C-H bond in a typical alkane(pKa about 50).
In this equation, the base(B) andthe extremely strong base(the conjugate base OH-) compete for the proton.
Note that the acid can be the charged species and the conjugate base can be neutral in which case the generalized reaction scheme could be written as HA+⇌ H++ A. In solution there exists an equilibrium between the acid and its conjugate base. .
In other words, one mole of a strong acid(HA) dissolves in water yielding one mole of H+ and one mole of the conjugate base, A-.
Bisulfite salts are typically prepared by treatment of alkaline solutions with excess sulfur dioxide:SO2+ NaOH→ NaHSO3 HSO3- is the conjugate base of sulfurous acid, H2SO3: H2SO3⇌ HSO3-+ H+ Sulfurous acid is not an isolable compound and does not appear to exist in solution either.
The general reaction scheme of a pH indicator can be formulated as: HInd+ H 2O⇌ H 3O++ Ind- Here,HInd stands for the acid form and Ind- for the conjugate base of the indicator.
The phosphate ion carries a- 3 formal charge and is the conjugate base of the hydrogen phosphate ion, HPO2- 4, which is the conjugate base of H 2PO- 4, the dihydrogen phosphate ion, which in turn is the conjugate base of H 3PO 4, phosphoric acid.
In contrast, a weak acid only partially dissociates and at equilibrium both the acid and the conjugate base are in solution.
The numerical value of Ka is equal to the concentration of the products divided by the concentration of the reactants, where the reactant is the acid(HA) andthe products are the conjugate base and H+.
When chloride salts such as NaCl are added to aqueous HCl, they have only a minor effect on pH,indicating that Cl- is a very weak conjugate base and that HCl is fully dissociated in aqueous solution.
Even though the positions of the three protons on the original phosphoric acid molecule are equivalent,the successive Ka values differ since it is energetically less favorable to lose a proton if the conjugate base is more negatively charged.
Like any other nitrile or amide, benzonitrile andbenzamidecan be hydrolyzed to benzoic acid or its conjugate base in acid or basic conditions.
By hydrolysis Like other nitriles and amides, benzonitrile andbenzamide can be hydrolyzed to benzoic acid or its conjugate base in acid or basic conditions.