ᱳᱠᱥᱤᱡᱟᱹᱱ ᱫᱚ ᱢᱤᱫ ᱠᱮᱢᱤᱠᱟᱞ ᱮᱞᱤᱢᱮᱱᱴ ᱠᱟᱱᱟ, ᱱᱚᱶᱟ ᱨᱮᱭᱟᱜ ᱪᱤᱱᱦᱟᱹ 'O' ᱠᱟᱱᱟ ᱟᱨ ᱢᱳᱞᱮᱠᱩᱞᱟᱹᱨ ᱮᱞ 8 ᱢᱮᱱᱟᱜᱼᱟ ᱾  ᱱᱚᱶᱟ ᱫᱚ ᱯᱨᱮᱰᱤᱠ ᱴᱮᱵᱤᱞ ᱨᱮᱭᱟᱜ ᱪᱟᱞᱠᱳᱡᱮᱱ ᱜᱟᱫᱮᱞ (ᱜᱽᱨᱩᱯ) ᱨᱮᱭᱟᱜ ᱢᱤᱫ ᱨᱟᱹᱥᱤᱭᱟᱹ ᱠᱟᱱᱟ, ᱱᱚᱣᱟ ᱫᱚ ᱢᱤᱫᱴᱟᱝ ᱟᱹᱰᱤ ᱰᱷᱮᱨ ᱮᱵᱟᱱᱰᱮᱱᱴ ᱱᱳᱱ-ᱢᱮᱴᱟᱨ ᱠᱟᱱᱟ ᱟᱨ ᱮᱡᱮᱱᱴ ᱠᱟᱱᱟ ᱡᱟᱦᱟᱸ ᱫᱚ ᱟᱹᱰᱤ ᱡᱟᱹᱥᱛᱤ ᱮᱞᱤᱢᱮᱱᱴᱠᱳ ᱥᱟᱶ-ᱥᱟᱶᱛᱮ ᱮᱴᱟᱜ ᱠᱟᱹᱢᱯᱟᱣᱩᱱᱰ ᱥᱟᱶ ᱟᱞᱜᱟ ᱛᱮ ᱳᱠᱥᱟᱭᱟᱭᱤᱰ ᱵᱮᱱᱟᱜ ᱠᱟᱱᱟ᱾ ᱳᱠᱥᱤᱡᱟᱹᱱ ᱫᱷᱟᱹᱨᱛᱤ ᱨᱮᱭᱟᱜ ᱠᱨᱟᱹᱥᱴ ᱨᱮ ᱡᱚᱛᱚ ᱠᱷᱚᱱ ᱯᱨᱟᱪᱩᱨ ᱮᱞᱤᱢᱮᱱᱴ ᱠᱟᱱᱟ, ᱟᱨ ᱚᱱᱟ ᱥᱟᱶᱛᱮ ᱦᱟᱰᱨᱚᱡᱟᱹᱱ ᱟᱨ ᱦᱤᱞᱤᱭᱟᱢ ᱛᱟᱭᱳᱢ, ᱱᱚᱣᱟ ᱵᱽᱨᱟᱱᱰ ᱨᱮ ᱛᱮᱥᱟᱨᱟᱜ ᱡᱚᱛᱚ ᱠᱷᱚᱱ ᱯᱨᱟᱪᱩᱨ ᱮᱞᱤᱢᱮᱱᱴ ᱠᱟᱱᱟ᱾[] ᱢᱟᱱᱟᱠ ᱛᱟᱯᱢᱟᱱ ᱟᱨ ᱫᱟᱵᱟᱣ ᱨᱮ, ᱮᱞᱤᱢᱮᱱᱴ ᱨᱮᱭᱟᱜ ᱵᱟᱨᱭᱟ ᱢᱳᱞᱮᱠᱩᱞᱟᱹᱨ ᱢᱮᱥᱟ ᱠᱟᱛᱮ ᱰᱟᱭᱴᱚᱢᱮᱴᱤᱠ ᱳᱠᱥᱤᱡᱟᱹᱱ ᱵᱮᱱᱟᱜ ᱠᱟᱱᱟ, ᱡᱟᱦᱟᱸ ᱫᱚ ᱨᱚᱝᱦᱤᱱ ᱟᱨ ᱜᱟᱱᱫᱷᱦᱤᱱ ᱫᱽᱣᱤᱢᱳᱞᱮᱠᱩᱞᱟᱹᱨ ᱜᱮᱥ ᱠᱟᱱᱟ ᱡᱟᱦᱟᱸ ᱫᱚ ᱱᱚᱣᱟ ᱨᱮᱭᱟᱜ ᱯᱷᱳᱨᱢᱩᱞᱟ O
2
ᱠᱟᱱᱟ, ᱰᱟᱭᱴᱚᱢᱤᱠ ᱳᱠᱥᱤᱡᱟᱹᱱ ᱜᱮᱥ ᱱᱤᱛᱟᱝ ᱨᱮ ᱫᱷᱟᱹᱨᱛᱤ ᱨᱮᱭᱟᱜ ᱮᱴᱢᱳᱥᱯᱷᱮᱭᱟᱨ ᱨᱮᱭᱟᱜ ᱒᱐.᱙᱕% ᱦᱤᱥᱥᱟ ᱵᱮᱱᱟᱜ ᱠᱟᱱᱟ, ᱦᱚᱭᱛᱚ ᱟᱹᱰᱤ ᱚᱠᱛᱮ ᱠᱷᱚᱱ ᱜᱤ ᱱᱚᱣᱟ ᱫᱚ ᱱᱟᱥᱮ ᱵᱚᱫᱚᱞ ᱦᱮᱡ ᱟᱠᱟᱱᱟ᱾ ᱳᱠᱥᱤᱡᱟᱹᱱ ᱳᱠᱥᱟᱭᱤᱰ ᱨᱮᱭᱟᱜ ᱞᱮᱠᱟᱛᱮ ᱫᱷᱟᱹᱨᱛᱤ ᱨᱮᱭᱟᱜ ᱠᱨᱟᱹᱥᱴ ᱨᱮᱭᱟᱜ ᱟᱫᱷᱟ ᱦᱤᱥᱥᱟ ᱜᱟᱱ ᱵᱮᱱᱟᱜ ᱠᱟᱱᱟ᱾

ᱳᱠᱥᱤᱡᱟᱹᱱ,  8O
A transparent beaker containing a light blue fluid with gas bubbles
Liquid oxygen boiling
ᱳᱠᱥᱤᱡᱟᱹᱱ
Appearancegas: colorless
liquid and solid: pale blue
Standard atomic weight Ar, std(O)[15.9990315.99977] conventional: 15.999
Abundance
in the Earth's crust461000 ppm
ᱳᱠᱥᱤᱡᱟᱹᱱ in the periodic table
Hydrogen Helium
Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon
Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon
Potassium Calcium Scandium Titanium Vanadium Chromium Manganese Iron Cobalt Nickel Copper Zinc Gallium Germanium Arsenic Selenium Bromine Krypton
Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Silver Cadmium Indium Tin Antimony Tellurium Iodine Xenon
Caesium Barium Lanthanum Cerium Praseodymium Neodymium Promethium Samarium Europium Gadolinium Terbium Dysprosium Holmium Erbium Thulium Ytterbium Lutetium Hafnium Tantalum Tungsten Rhenium Osmium Iridium Platinum Gold Mercury (element) Thallium Lead Bismuth Polonium Astatine Radon
Francium Radium Actinium Thorium Protactinium Uranium Neptunium Plutonium Americium Curium Berkelium Californium Einsteinium Fermium Mendelevium Nobelium Lawrencium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium Darmstadtium Roentgenium Copernicium Nihonium Flerovium Moscovium Livermorium Tennessine Oganesson


O

S
nitrogenᱳᱠᱥᱤᱡᱟᱹᱱfluorine
Atomic number (Z)8
Groupgroup n/a
Period[[Period {{{period}}} element|period {{{period}}}]]
Block[[{{{block}}}-block]]
Element category  Reactive nonmetal
Electron configuration[He] 2s2 2p4
Electrons per shell
2, 6
Physical properties
Phase at STPgas
Melting point54.36 K ​(−218.79 °C, ​−361.82 °F)
Boiling point90.188 K ​(−182.962 °C, ​−297.332 °F)
Density (at STP)1.429 g/L
when liquid (at b.p.)1.141 g/cm3
Triple point54.361 K, ​0.1463 kPa
Critical point154.581 K, 5.043 MPa
Heat of fusion(O2) 0.444 kJ/mol
Heat of (O2) 6.82 kJ/mol
Molar heat capacity(O2) 29.378 J/(mol·K)
 pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K)       61 73 90
Atomic properties
Oxidation states−2, −1, +1, +2
ElectronegativityPauling scale: 3.44
energies
  • 1st: 1313.9 kJ/mol
  • 2nd: 3388.3 kJ/mol
  • 3rd: 5300.5 kJ/mol
  • (more)
Covalent radius66±2 pm
Van der Waals radius152 pm
Color lines in a spectral range
Spectral lines of ᱳᱠᱥᱤᱡᱟᱹᱱ
Other properties
Natural occurrenceprimordial
Crystal structurecubic
Cubic crystal structure for ᱳᱠᱥᱤᱡᱟᱹᱱ
Speed of sound330 m/s (gas, at 27 °C)
Thermal conductivity26.58×10−3  W/(m·K)
Magnetic orderingparamagnetic
Magnetic susceptibility+3449.0×10−6 cm3/mol (293 K)[]
CAS Number7782-44-7
History
DiscoveryMichael Sendivogius
Carl Wilhelm Scheele (1604, 1771)
Named byAntoine Lavoisier (1777)
Iso­tope Abun­dance Half-life (t1/2) Decay mode Pro­duct
| references

ᱯᱟᱲᱟᱦᱟᱜ ᱨᱮᱭᱟᱜ ᱱᱟᱜᱟᱢ

ᱥᱟᱯᱲᱟᱣ

ᱳᱠᱥᱤᱡᱟᱹᱱ ᱫᱷᱟᱹᱨᱛᱤ ᱨᱮᱭᱟᱜ ᱟᱭᱢᱟ ᱢᱮᱴᱟᱨ ᱨᱮ ᱛᱟᱦᱮᱱ ᱠᱤ ᱠᱟᱱᱟ᱾ ᱡᱮᱞᱮᱠᱟ ᱫᱟᱜ ᱟᱨ ᱨᱤᱭᱟᱞᱤᱴᱤ ᱨᱮ ᱮᱴᱟᱜ ᱮᱞᱤᱢᱮᱱᱴ ᱠᱚ ᱨᱮᱭᱟᱜ ᱡᱚᱠᱷᱟ ᱨᱮ ᱱᱚᱣᱟ ᱨᱮᱭᱟᱜ ᱵᱷᱮᱞᱭᱩ ᱟᱹᱰᱤ ᱡᱟᱹᱥᱛᱤ ᱛᱟᱦᱮᱱ ᱠᱟᱱᱟ᱾ ᱳᱠᱥᱤᱡᱟᱹᱱ, ᱮᱴᱢᱳᱥᱯᱷᱮᱭᱟᱨ, ᱯᱷᱩᱨᱜᱟᱹᱞ ᱨᱩᱯ ᱛᱮ ᱧᱟᱢᱚᱜ ᱠᱟᱱᱟ᱾ ᱮ ᱮᱵᱷᱨᱮᱡᱽ ᱞᱮᱠᱟᱛᱮ ᱧᱮᱞ ᱞᱮᱠᱷᱟᱱ ᱱᱚᱣᱟ ᱨᱮ ᱢᱚᱬᱮ ᱵᱷᱟᱜᱽ ᱥᱮ ᱦᱟᱹᱴᱤᱧ ᱨᱮ ᱧᱟᱢᱚᱜ ᱠᱟᱱᱟ᱾ ᱠᱟᱹᱢᱯᱟᱣᱩᱱᱰ ᱞᱮᱠᱟᱛᱮ ᱢᱤᱱᱮᱨᱟᱞᱥ ᱟᱨ ᱰᱟᱴᱟᱱᱤ ᱠᱚ ᱨᱮᱭᱟᱜ ᱱᱚᱣᱟ ᱟᱹᱰᱤ ᱞᱟᱹᱠᱛᱤᱭᱟᱱ ᱦᱤᱥᱥᱟ ᱠᱟᱱᱟ᱾

ᱡᱩᱞᱩᱜ ᱥᱟᱣᱛᱮ ᱛᱤᱱᱠᱟ ᱨᱮᱭᱟᱜ ᱯᱨᱟᱡᱽᱣᱟᱞᱤᱛ ᱦᱩᱭᱩᱜ ᱠᱟᱱᱟ ᱳᱠᱥᱤᱡᱟᱹᱱ ᱨᱮᱭᱟᱜ ᱳᱨᱳᱢ ᱢᱮᱱᱟᱜᱼᱟ ( ᱱᱟᱭᱴᱨᱟᱥ ᱳᱠᱥᱟᱭᱤᱰ ᱠᱷᱚᱱ ᱱᱚᱣᱟ ᱫᱚ ᱡᱩᱫᱟᱹ ᱱᱟᱭᱴᱨᱤᱠ ᱳᱠᱥᱟᱭᱤᱰ ᱨᱮᱭᱟᱜ ᱵᱮᱣᱦᱟᱨ ᱛᱮ ᱵᱟᱰᱟᱭᱚᱜ ᱠᱟᱱᱟ)᱾ ᱳᱠᱥᱤᱡᱟᱹᱱ ᱨᱮᱭᱟᱜ ᱢᱟᱛᱨᱟ ᱠᱭᱩᱯᱨᱟᱹᱥ ᱠᱞᱚᱨᱟᱭᱤᱰᱹ ᱵᱮᱥ (ᱪᱷᱟᱨ) ᱯᱟᱨᱳᱜᱮᱞᱚᱞ ᱨᱮᱭᱟᱜ ᱜᱷᱚᱞ, ᱛᱟᱢᱵᱟ ᱟᱨ ᱱᱚᱣᱟ ᱠᱚ ᱞᱮᱠᱟ ᱮᱴᱟᱜ ᱡᱤᱱᱤᱥ ᱠᱚ ᱦᱚᱛᱮᱛᱮ ᱛᱮ ᱥᱮ ᱱᱚᱣᱟ ᱠᱚ ᱞᱮᱠᱟ ᱫᱚᱥᱟᱮ ᱵᱮᱣᱦᱟᱨ ᱞᱮᱠᱟᱱ ᱡᱤᱱᱤᱥ ᱠᱚ ᱦᱚᱛᱮᱛᱮ ᱥᱚᱥᱤᱛ ᱦᱩᱭ ᱳᱪᱳ ᱨᱮᱭᱟᱜ ᱛᱮ ᱵᱟᱰᱟᱭᱚᱜ ᱠᱟᱱᱟ᱾

ᱵᱟᱦᱨᱮ ᱡᱚᱱᱚᱲ

ᱥᱟᱯᱲᱟᱣ

ᱥᱟᱹᱠᱷᱭᱟᱹᱛ

ᱥᱟᱯᱲᱟᱣ
  1. Weast, Robert (1984). CRC, Handbook of Chemistry and Physics. Boca Raton, Florida: Chemical Rubber Company Publishing. pp. E110. ISBN 0-8493-0464-4.
  2. Arblaster, John W. (2018). Selected Values of the Crystallographic Properties of Elements. Materials Park, Ohio: ASM International. ISBN 978-1-62708-155-9.
  3. Jastrow, Joseph (1936). Story of Human Error. Ayer Publishing. p. 171. ISBN 978-0-8369-0568-7. Archived from the original on ᱚᱠᱴᱚᱵᱚᱨ 1, 2021. Retrieved ᱚᱜᱚᱥᱴ 23, 2020.