Category
alkaline earth metal
State at Room Temperature
solid
Electron Configuration
1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s²
Valence Electrons
2
Lewis Dot:••
Electronegativity
0.95
Pauling scale
Oxidation States
+2
Melting Point
1050 K
776.85°C
Boiling Point
1655 K
1381.85°C
Density
2.64
g/cm³
Position in Table
Group 2Period 5s-block
Discovery
Historical Information
Discovered byWilliam Cruickshank
Year1790
Common Uses
Applications & Industries
Fireworks, flares, magnets, toothpaste for sensitive teeth
Related Elements
Same group or period
Related Calculators
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