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HOME > Protocols > Reference Material > Periodic Table > Germanium
Germanium

Atomic Number: 32

Name: Germanium

Atomic symbol: Ge

Atomic Weight: 72.59

Electron affinity: -120 kJ/mol

Electron configuration: 1s22s22p63s23p63d104s24p2

Ionization energies: 762 kJ/mol

Pauling electronegativity: 1.8

Melting Point: 937oC

Boiling Point: 2830oC

Density: 5.35 g/cm3

Covalent radius: 1.22 angstroms

Ionic radius: 2.72 angstroms (-4); 0.73 angstroms (+2); 0.53 angstroms (+4)

Common oxidation states in compounds: +2, +4

Previous: Atomic Number 31 - Gallium


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