Answer:
Cation is hydrogen ion or proton
Anion is chloride ion
Explanation:
Arrhenius theory:-
The Arrhenius theory was introduced introduced by Swedish scientist named Svante Arrhenius in 1887.
According to the theory, acids are the substances which dissociate in the aqueous medium to produce electrically charged atoms ( may be molecule). Out of these species furnished, one must be a proton or the hydrogen ion, .
Thus, HCl dissociate as:-
Thus, cation is hydrogen ion or proton
Anion is chloride ion
