Symbol
Ge
Atomic Number
32
Atomic Mass
72.63
Protons
32
Neutrons
41
Electrons
32
Type
Metalloid
Isotopes
Germanium-70, Germanium-72, Germanium-73, Germanium-74, Germanium-76
Discovery Year
1886
Discovered By
Clemens Winkler
Group
14
Period
4
Boiling Point
5132°F
Melting Point
842°F
Electron Configuration
[Ar] 3d¹⁰ 4s² 4p²
Density (g/cm³)
5.323
Crystal Structure
Diamond cubic
Magnetism
Diamagnetic
Abundance in Earth's Crust
0.0015%
Phase at Room Temperature
Solid