[Global] Number=7 ShortName=N CAS=7727-37-9 Name=Nitrogen Bloc=p Family=Non-metal Wikipedia=http://en.wikipedia.org/wiki/Nitrogen [History] Year=1772 Discoverer=Daniel Rutherford Etymology=Latin "nitrogenium" for "forms salpeter" [Values] MeltingPoint=63.153 BoilingPoint=77.36 Mass=14.0067 CovalentRadius=71 VanDerWaalsRadius=154 ElectronicAffinity=-0.07 Electronegativity=3.04 ElectronicConf=[He] 2s2 2p3 FirstIonistionEnergy=1402.3 SecondIonisationEnergy=2856 ThirdIonisationEnergy=4578.1