Oxygen

An element with atomic symbol O, atomic number 8, and atomic weight [15.99903; 15.99977]. It is the most abundant element on earth and essential for respiration.

Year introduced: 1963

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Tree Number(s): D01.268.185.550, D01.362.670

MeSH Unique ID: D010100

Registry Number: S88TT14065

Entry Terms:

• Oxygen-16
• Oxygen 16
• Dioxygen

See Also:

• Hypoxia
• Oxygen Isotopes
• Oxygen Radioisotopes
• Hyperoxia

All MeSH Categories
Chemicals and Drugs Category
Inorganic Chemicals
Elements
Chalcogens
Oxygen
Oxygen Isotopes
Oxygen Radioisotopes

All MeSH Categories
Chemicals and Drugs Category
Inorganic Chemicals
Gases
Oxygen
Oxygen Isotopes
Oxygen Radioisotopes
Ozone
Stratospheric Ozone