essential elementOne of Onepost transition metalsFour Editionsnoble gasesFive Editionsreactive non-metalsTen Editionsalkali + alkaline + metalloidsTwenty Editionstransition metals + lanthanidesForty EditionsSet Submissionelementsown the elements Created by thriveordeclineDynamic EditionsSet SignatureDeep Dive Openelementsit's time to own the elements