[Atom] AtomicRadius=2.2 EName=Radium ElectronConfiguration1= ElectronConfiguration2= FoundYear=1898 JName=ラジウム NameOrigin=ラテン語の「放射性(radius)」 NameOrigin2=ラテン語の「放射性(radius)」 Z=88 charge=0 mass=226 name=Ra [Busing] ai= bi= charge= ci= rad= [Material] BoilingPoint=1137 Density=6 ElectronAffinity= HeatCapacity= IonizationPotential=5.279 MeltingPoint=700