A colourless and odourless element that is essential for most life forms on earth. The name is derived from the French oxygne, which means "acid generating".


Also known as
Dephlogisticated Air, Vital air.

1774 Priestley publishes his work on oxygen.

The most abundant element on earth, making up about 1/5 of the earth's atmosphere and 8/9ths of earth's oceans and almost half of the earth's crust.

Click on an item to paste into clipboard or use clipboard symbol at end to clipboard all values
Atomic number 8 Clip
Mass number 16 Clip
Atomic / Molecular Weight 15.9994 gmol-1Clip
Density 1.33 kgm-3Clip
Lattice constant 683 fmClip
Melting Point 54.36 KClip
Boiling Point 90.198 KClip
Specific heat capacity 916 Jkg-1K-1Clip
Latent heat of evaporation 243000 Jkg-1Clip
Ratio of Specific Heats 1.395 Clip
Thermal conductivity 0.0244 Wm-1K-1Clip
Refractive index 1.001711 at 589.3nm 101.3kPa 0CClip
Acoustic wave velocity (Irrotational waves) 316 ms-1Clip
Velocity of sound 332.2ms-1 @ 30C ms-1Clip
Viscosity 0.0000192 Nsm-2Clip
Kinematic Viscosity 1.44360902255639E-05 m2s-1Clip
Critical Temperature 154 KClip
Critical Pressure 5080000 PaClip
Critical Volume 0.000078 m3mol-1Clip
de Broglie wavelength 0.000000000029 mClip
Electromotive Series -0.397 VClip
Triple Point 54.361 KClip
paste all data into clipboardpaste all data into clipboard

See also: Aerobic, Air, Anaerobic, Anoxia, Clark Electrode, Hydrogen Bonding, Lavoisier, Antoine Laurent, lox, Ozone, Periodic Table, Slush Oxygen, Water, Water Electrolysis.

Previous PageView links to and from this pageNext Page

Subjects: Chemistry