Germanium
Germanium
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Germanium ΒΆ
AtomicNumber: 32
Element: Germanium
Symbol: Ge
AtomicMass: 72.64
NumberofNeutrons: 41
NumberofProtons: 32
NumberofElectrons: 32
Period: 4
Group: 14.0
Phase: solid
Radioactive: nan
Natural: yes
Metal: nan
Nonmetal: nan
Metalloid: yes
Type: Metalloid
AtomicRadius: 1.5
Electronegativity: 2.01
FirstIonization: 7.8994
Density: 5.32
MeltingPoint: 1211.45
BoilingPoint: 3106.0
NumberOfIsotopes: 17.0
Discoverer: Winkler
Year: 1886.0
SpecificHeat: 0.32
NumberofShells: 4
NumberofValence: 4.0