The Arrhenius Theory (Leaving Cert Chemistry): Flashcards

Svante Arrhenius

1903

A substance that dissociates in water to produce $\text{H}^+$ ions

A substance that dissociates in water to produce $\text{OH}^-$ ions

Produces 1 $\text{H}^+$ ion

Produces 2 $\text{H}^+$ ions

Produces 3 $\text{H}^+$ ions

Hydronium ions ($\text{H}_3\text{O}^+$)

Almost completely dissociates in water

Only slightly dissociates in water

Almost completely dissociates in water

Only applies to aqueous solutions

$\text{HCl}$, $\text{HNO}_3$, or $\text{H}_2\text{SO}_4$

Ethanoic acid or formic acid