hydronium

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hydronium

 [hi-dro´ne-um]
the hydrated proton H3O+; it is the form in which the proton (hydrogen ion, H+) exists in aqueous solution, a combination of H+ and H2O.

hy·dro·ni·um ion

the hydrated proton, H3O+, a form in which hydrogen ion exists in aqueous solutions; also, H3O+·H2O, H3O+·2H2O, etc.
Synonym(s): oxonium ion

hydronium

/hy·dro·ni·um/ (hi-dro´ne-um) the hydrated proton H3O+; it is the form in which the proton (hydrogen ion, H+) exists in aqueous solution, a combination of H+ and H2O.

hydronium

the hydrated proton H3O+; exists in aqueous solution, a combination of H+ and H2O.