• Solid oxygen forms at normal atmospheric pressure at a temperature below 54.36 K (−218.79 °C, −361.82 °F). Solid oxygen O2, like liquid oxygen, is a clear...
    8 KB (952 words) - 00:20, 7 June 2024
  • metastable form. Solid oxygen, existing in six variously colored phases, of which one is octaoxygen (O8, red oxygen) and another one metallic (ζ-oxygen). Atomic...
    12 KB (1,339 words) - 17:46, 10 July 2024
  • Thumbnail for Oxygen
    Oxygen is a chemical element; it has symbol O and atomic number 8. It is a member of the chalcogen group in the periodic table, a highly reactive nonmetal...
    114 KB (11,793 words) - 23:12, 18 August 2024
  • Thumbnail for Liquid oxygen
    helium Liquid nitrogen List of stoffs Natterer compressor Rocket fuel Solid oxygen Tetraoxygen "First liquid-fueled rocket". HISTORY. Retrieved 2019-03-16...
    11 KB (1,147 words) - 02:41, 29 June 2024
  • Thumbnail for Chalcogen
    three oxygen atoms bonded together in a bent formation. There is also an allotrope called tetraoxygen, or O4, and six allotropes of solid oxygen including...
    74 KB (8,271 words) - 18:00, 11 September 2024
  • Thumbnail for Octaoxygen
    Octaoxygen (redirect from Red oxygen)
    Octaoxygen, also known as ε-oxygen or red oxygen, is an allotrope of oxygen consisting of eight oxygen atoms. This allotrope forms at room temperature...
    6 KB (660 words) - 19:55, 27 July 2024
  • Tetraoxygen (category Allotropes of oxygen)
    liquid oxygen, O2 molecules do tend to associate in pairs with antiparallel spins, forming transient O4 units. In 1999, researchers thought that solid oxygen...
    7 KB (735 words) - 19:17, 6 August 2023
  • Thumbnail for Solid oxide electrolyzer cell
    carbon dioxide) by using a solid oxide, or ceramic, electrolyte to produce hydrogen gas (and/or carbon monoxide) and oxygen. The production of pure hydrogen...
    23 KB (2,924 words) - 20:43, 5 May 2024
  • Thumbnail for Mars Oxygen ISRU Experiment
    the production of oxygen on Mars. On April 20, 2021, MOXIE produced oxygen from carbon dioxide in the Martian atmosphere by using solid oxide electrolysis...
    24 KB (2,461 words) - 23:57, 6 June 2024
  • helium-4 to make oxygen-16. The neon-burning process also makes it. Oxygen-16 is doubly magic. Solid samples (organic and inorganic) for oxygen-16 studies are...
    3 KB (304 words) - 23:31, 11 August 2024