32 Ge 72.631
Germanium
metalloid
Properties
- Atomic number
- 32
- Atomic mass
- 72.631 u
- Category
- metalloid
- Group
- 14
- Period
- 4
- Block
- p-block
- State (room temp)
- Solid
- Outer-shell electrons
- 4
- Electronegativity
- 2.01 (Pauling)
- Density
- 5.323 g/cm³
- Melting point
- 938.25 °C
- Boiling point
- 2832.85 °C
Electron configuration
1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p²
Noble-gas shorthand: [Ar] 3d¹⁰ 4s² 4p²
Electrons per shell: 2, 8, 18, 4 — that's 4 in the outermost shell.
About Germanium
Germanium is a chemical element with symbol Ge and atomic number 32. It is a lustrous, hard, grayish-white metalloid in the carbon group, chemically similar to its group neighbors tin and silicon. Purified germanium is a semiconductor, with an appearance most similar to elemental silicon.
- Discovered by Clemens Winkler
- Appearance: grayish-white
Position in the periodic table
Data compiled from Wikipedia, PubChem, and IUPAC. Source.