oxidized

(verb) enter into a combination with oxygen or become converted into an oxide. Synonyms: oxidise, oxidize, oxidate. Example: "This metal oxidizes easily."

(verb) add oxygen to or combine with oxygen. Synonyms: oxidize, oxidise, oxidate.

(adj) combined with or having undergone a chemical reaction with oxygen. Synonyms: oxidised. Example: "The oxidized form of iodine."