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Sauerstoff (historisch auch Oxygenium, kurz Oxygen, genannt; gebildet aus altgriechisch ὀξύς oxýs „scharf, spitz, sauer“ und -gen, zusammen „Säureerzeuger, Säurebildner“) ist ein chemisches Element mit dem Elementsymbol O. Entsprechend seiner Ordnungszahl 8 steht es an achter Stelle im Periodensystem und dort zusammen ...
- Farbloses Gas
- Nichtmetalle
- Sauerstoff, O, 8
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, and an oxidizing agent that readily forms oxides with most elements as well as with other compounds.
- gas: colorless, liquid and solid: pale blue
- 461000 ppm
- 8
gemeinsprachlich Synonym zu Oxygenium, Sauerstoff. Beispiele: Der Tauchreflex schaltet den Körper […] in einen Sparmodus: mehr Oxygen für das Hirn, weniger für die Muskeln. [Welt am Sonntag, 03.05.2020] Sauerstoff (O) ist ein chemisches Element. Sauerstoff (engl.
2. Mai 2024 · Learn about oxygen, a nonmetallic element essential for life, from Britannica. Find out how oxygen was discovered, how it forms compounds and acids, and how it exists in different forms and isotopes.
9. Dez. 2021 · Learn about oxygen, medicinal oxygen, oxygen saturation, pulse oximeter, oxygen therapy and COVID-19 from WHO's questions and answers. Find technical specifications, guidance and resources for oxygen sources and distribution.
- Oxygen (O 2 ) is a chemical element. At standard temperature and pressure, two atoms of oxygen bind together to form a colourless and odourless gas...
- Medicinal oxygen is an essential medicine with no substitution. Healthcare professionals use it to treat respiratory diseases like COVID-19 and p...
- Within the human body oxygen is tightly regulated to prevent hypoxaemia. Hypoxaemia, or low blood oxygen saturation, is a common complication of a...
- The gold standard for measuring arterial oxygen tension and for calculating oxygen saturation is blood gas analysis. This method is invasive and re...
- Pulse oximetry is the most accurate non-invasive method for detecting hypoxaemia. It is used to measure the percentage of oxygenated haemoglobin in...
- Arterial oxygen saturation is referred to as SaO2 when measured by gas analysis and as SpO2 when measured by pulse oximetry. The normal range of Sp...
- Oxygen therapy or supplemental oxygen is the provision of medical oxygen as a healthcare intervention. Only medicinal-grade oxygen that complies wi...
Oxygen is the most plentiful element in Earth's crust and the second most abundant in the universe. It is a colourless, odourless, tasteless gas that is essential for life and has many functions in nature and industry. Learn more about its chemical structure, valence, combustion, and availability from Britannica.
Oxygen is a chemical element. It has the symbol O and atomic number 8. It is the third most common element in the universe, after hydrogen and helium. Oxygen is more than a fifth of the Earth's atmosphere by volume. In the air, two oxygen atoms usually join to make dioxygen (O 2), a colourless gas. This gas is often just called oxygen.
