Tetraoxygen

Tetraoxygen (O₄), or oxozone, is a molecule made up of four oxygen atoms. It does not exist in nature anywhere and can only be made under extreme conditions in a lab. The molecule was first created in a lab in 2001.

Tetraoxygen Media

• Ball-and-stick model of a proposed D2d structure for the tetraoxygen molecule, O4.*Structural data from Hernández-Lamoneda, R.; A. Ramírez-Solís (September 2000). "Reactivity and electronic states of O4 along minimum energy paths". Journal of Chemical Physics 113 (10): 4139–4145. DOI:10.1063/1.128

• Ball-and-stick model of a proposed D3h structure for the tetraoxygen molecule, O4.*Structural data from Røeggen, I.; E. Wisløff Nilssen (May 1989). "Prediction of a metastable D3h form of tetra oxygen". Chemical Physics Letters 157 (5): 409–414. DOI:10.1016/0009-2614(89)87272-0.