[Global]
Number=8
ShortName=O
CAS=7782-44-7
Name=Oxygen
Bloc=p
Family=Non-metal
Wikipedia=http://en.wikipedia.org/wiki/Oxygen

[History]
Year=1774
Discoverer=Joseph Priestley, Carl Wilhelm Scheele
Etymology=Latin "oxygenium" for "forms acids"

[Values]
MeltingPoint=54.36
BoilingPoint=90.201
Mass=15.9994
CovalentRadius=66
VanDerWaalsRadius=140
ElectronicAffinity=1.46111
Electronegativity=3.44
ElectronicConf=[He] 2s2 2p4
FirstIonistionEnergy=1313.9
SecondIonisationEnergy=3388.3
ThirdIonisationEnergy=5300.5