Arrhenius acid–base theory
E562308
Arrhenius acid–base theory is a classical chemical concept that defines acids as substances that increase hydrogen ion concentration and bases as substances that increase hydroxide ion concentration in aqueous solution.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Arrhenius definition of acids and bases | 1 |
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
acid–base theory
ⓘ
chemical theory ⓘ concept in physical chemistry ⓘ |
| appliesTo | electrolyte solutions ⓘ |
| assumes | water as solvent ⓘ |
| assumesSpecies | hydronium ion as hydrated proton ⓘ |
| category | classical acid–base theory ⓘ |
| characterizesAcid | producer of H+ ions in water ⓘ |
| characterizesBase | producer of OH− ions in water ⓘ |
| context | electrolytic dissociation ⓘ |
| definesAcidAs |
substance that increases H+ concentration in water
ⓘ
substance that increases hydrogen ion concentration in aqueous solution ⓘ |
| definesBaseAs |
substance that increases OH− concentration in water
ⓘ
substance that increases hydroxide ion concentration in aqueous solution ⓘ |
| describesProperty |
acid strength in terms of ionization in water
ⓘ
base strength in terms of ionization in water ⓘ |
| developedInCentury | 19th century ⓘ |
| exampleAcid |
hydrochloric acid
ⓘ
nitric acid ⓘ sulfuric acid ⓘ |
| exampleBase |
calcium hydroxide
ⓘ
potassium hydroxide ⓘ sodium hydroxide ⓘ |
| field |
acid–base chemistry
ⓘ
chemistry ⓘ physical chemistry ⓘ |
| historicalImportance | first quantitative definition of acids and bases in solution ⓘ |
| influenced | development of modern acid–base concepts ⓘ |
| introducedBy | Svante Arrhenius NERFINISHED ⓘ |
| introducedInYear | 1887 ⓘ |
| limitation |
does not describe acid–base behavior in nonaqueous solvents
ⓘ
does not include acids that do not produce free H+ in water ⓘ does not include bases that do not produce OH− in water ⓘ restricted to aqueous solutions ⓘ |
| medium | aqueous solution ⓘ |
| namedAfter | Svante Arrhenius NERFINISHED ⓘ |
| predecessorOf |
Brønsted–Lowry acid–base theory
NERFINISHED
ⓘ
Lewis acid–base theory NERFINISHED ⓘ |
| predicts | acid plus base forms salt and water ⓘ |
| relatedTo |
Arrhenius equation
NERFINISHED
ⓘ
Brønsted–Lowry acid–base theory NERFINISHED ⓘ Lewis acid–base theory NERFINISHED ⓘ |
| supersededBy |
Brønsted–Lowry acid–base theory
NERFINISHED
ⓘ
Lewis acid–base theory NERFINISHED ⓘ |
| usedToExplain | neutralization reactions in aqueous solution ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Arrhenius definition of acids and bases