ionic dissociation theory

E562309

Ionic dissociation theory is a scientific concept that explains how certain substances split into charged ions when dissolved in water, accounting for their electrical conductivity and behavior in solution.

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Predicate Object
instanceOf electrolyte theory
alsoKnownAs Arrhenius theory of electrolytic dissociation
appliesTo strong electrolytes
weak electrolytes
assumes electrolytes split into ions when dissolved in water
ions pre-exist in the solid and are separated by the solvent
basisFor Arrhenius definition of acids
Arrhenius definition of bases
linked to: Arrhenius base
concerns aqueous solutions
electrolytes
describes dissociation of substances into ions in solution
electrical conductivity of electrolyte solutions
formation of cations and anions from electrolytes
relationship between ion concentration and conductivity
explains abnormal van ’t Hoff factors for electrolytes
colligative properties of electrolyte solutions
why aqueous solutions of salts conduct electricity
why aqueous solutions of strong acids conduct electricity
why aqueous solutions of strong bases conduct electricity
field chemistry
electrochemistry
physical chemistry
historicalStatus foundational but partially superseded by more advanced electrolyte theories
influenced Brønsted–Lowry acid–base theory
Debye–Hückel theory
Lewis acid–base theory
development of modern electrolyte theories
introducedIn late 19th century
involvesConcept anions
cations
electrical conductivity
electrolytic dissociation equilibrium
hydration of ions
ions
solvation
proposedBy Svante Arrhenius
relatedTo Arrhenius acid–base theory
degree of dissociation
electrolytic conductivity
osmotic pressure of solutions
van ’t Hoff factor
states degree of dissociation depends on concentration
strong electrolytes are almost completely dissociated
weak electrolytes are only partially dissociated
usedIn calculation of van ’t Hoff factors for electrolytes
interpretation of conductometric measurements

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Referenced by (5)

Full triples — surface form annotated when it differs from this entity's canonical label.

Svante Arrhenius knownFor ionic dissociation theory
Ænima hasPart (-) Ions
linked to: ionic dissociation theory
ionic dissociation theory alsoKnownAs Arrhenius theory of electrolytic dissociation
linked to: ionic dissociation theory
Lehrbuch der Elektrochemie associatedWith Arrhenius theory of electrolytic dissociation
linked to: ionic dissociation theory
Ostwald dilution law relatedTo Arrhenius theory of electrolytic dissociation
linked to: ionic dissociation theory