Category
post-transition metal
State at Room Temperature
solid
Electron Configuration
1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s² 4f¹⁴ 5d¹⁰ 6p¹
Valence Electrons
3
Lewis Dot:•••
Electronegativity
1.62
Pauling scale
Oxidation States
+1+3
Melting Point
577 K
303.85°C
Boiling Point
1746 K
1472.85°C
Density
11.85
g/cm³
Position in Table
Group 13Period 6p-block
Discovery
Historical Information
Discovered byWilliam Crookes
Year1861
Common Uses
Applications & Industries
Electronics, infrared detectors, cardiac imaging, rat poison
Related Elements
Same group or period
Related Calculators
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