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Ionizes
- The relative strength of an acid or base is the extent to which it ionizes when dissolved in water. If the ionization reaction is essentially complete, the acid or base is termed strong; if relatively little ionization occurs, the acid or base is weak.
openstax.org/books/chemistry-2e/pages/14-3-relative-strengths-of-acids-and-bases
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Feb 11, 2021 · The key to understanding this trend is to consider the hypothetical conjugate base in each case: the more stable (weaker) the conjugate base, the stronger the acid. Look at where the negative charge ends up in each conjugate base.
- Common Acids and Bases
Acidity of Carboxylic Acids. The pK a 's of some typical...
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- Common Acids and Bases
Aug 14, 2020 · The stornger acid, the weaker the covalent bond to a hydrogen atom. So the strongest acid possible is the molecule with the weakest bond. That is the hydrohelium (1+) cation, HeH +, which is a positively charged ion formed by the reaction of a proton with a helium atom in the gas phase.
The key to understanding this trend is to consider the hypothetical conjugate base in each case: the more stable (weaker) the conjugate base, the stronger the acid. Look at where the negative charge ends up in each conjugate base.
For example, when HCl dissolves in water, every molecule of HCl separates into a hydronium ion and a chloride ion: HCl (aq) is one example of a strong acid, which is a compound that is essentially 100% ionized in aqueous solution. There are very few strong acids.
A strong acid is an acid that dissociates according to the reaction HA + S ↽ − − ⇀ SH + + A − {\displaystyle {\ce {HA + S <=> SH+ + A-}}} where S represents a solvent molecule, such as a molecule of water or dimethyl sulfoxide (DMSO), to such an extent that the concentration of the undissociated species HA {\displaystyle {\ce {HA ...
Jul 3, 2019 · Strong electrolytes are completely dissociated into ions in water. The acid or base molecule does not exist in aqueous solution, only ions. Weak electrolytes are incompletely dissociated. Here are definitions and examples of strong and weak acids and strong and weak bases.
Apr 20, 2023 · Most acids and bases are weak electrolytes and are also molecular compounds. As molecular compounds, this means they must ionize (react with water) to be an electrolyte, but that they do not ionize completely. For example, when acetic acid is placed in water, approximately 1% of the molecules ionize.
