Strontium
NameStrontium
SymbolSr
Categoryalkaline earth metal
Blocks
Weight87.621 u
Config[Kr] 5s2
Energy Levels2, 8, 18, 8, 2
Electronegativity0.95
Ionization549.5
Electron Affinity5.023
Melting Point1050
Boiling Point1650
Density2.64
Crystal StructureFCC
Magnetic OrderParamagnetic
Discovered1790 CE
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