Germanium (Ge) in the periodic table — PeriodicTable

Germanium (Ge) in the periodic tableGermanium is element 32, a metalloid of the p block, in group 14, period 4. Its ground-state configuration is [Ar] 3d10 4s2 4p2, and it usually shows the oxidation states 0, 2, 4.It was discovered in 1886, by Winkler.Name origin: Germania, the Latin name for Germany. Blank rows are columns the sheet does not measure for this element.

Property

Value

Unit

Atomic weight

72.63

Da

Electronegativity

2.01

First ionisation energy

762

kJ/mol

Covalent radius

122

pm

Van der Waals radius

211

pm

Melting point

1211.4

K

Boiling point

3106

K

Density

5.323

g/cm³

Abundance

1.5

mg/kg

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