Question

Define arrhenius concept of acids and bases

Answer 1

Arhenius concept says that acids disassociate in water to give H plus ions. And bases disasssociates in water to give OH minus ions.

Answer 2

$\textbf{\large{Answer -}}$

Those substances which gives ${H}^{+}$ ion in aqueous solution are known as acid.

Example :

$HCl (aq) ==> {H}^{+} (aq) + {Cl}^{-}$

$CH_{3}COOH (aq) ==> CH_{3}{COO}^{-} (aq) + {H}^{+} (aq)$

Those substances which gives ${OH}^{-}$ ion in aqueous solution are known as bases.

Example :

$NaOH (aq) ==> {Na}^{+} (aq) + {OH}^{-} (aq)$

$KOH (aq) ==> {K}^{+} (aq) + {OH}^{-} (aq)$