O2

From Wikipedia, the free encyclopedia
(Redirected from O2 (disambiguation))

O2, O-2, o2, O2, O2, O2− or O2+ may refer to:

Science and technology[edit]

  • O2 or dioxygen, the common allotrope of the chemical element oxygen
  • O2−, the ion oxide
  • O2, the ion superoxide
  • O+2, the ion dioxygenyl
  • O2+, doubly ionized oxygen
  • O2, an EEG electrode site according to the 10–20 system
  • SGI O2, a Unix workstation computer
  • UOC O2, institutional repository of the Open University of Catalonia
  • O2, the earliest defined spectral class for stars

Places[edit]

Arts, entertainment, and media[edit]

Film[edit]

Music[edit]

Albums[edit]

Songs[edit]

Other arts, entertainment, and media[edit]

Businesses and organisations[edit]

Vehicles and vessels[edit]

Other uses[edit]

See also[edit]