Ge
Germanium
Germanium is a chemical element with the symbol Ge and atomic number 32. It has a standard atomic weight of 72.63, sits in period 4 and group 14, and is classified as a metalloid.
Properties
| Symbol | Ge |
|---|---|
| Atomic number | 32 |
| Standard atomic weight | 72.63 |
| Category | Metalloid |
| Group | 14 |
| Period | 4 |
| Electron configuration | [Ar] 3d10 4s2 4p2 |
| Outer-shell electrons | 4 |
The figure of 72.63 is a standard atomic weight.
Calculate with germanium
- Molar mass of any formula containing it
- Electron configuration, including ions
- Effective nuclear charge by Slater's rules
- Average atomic mass from isotope abundances
Group 14
Atomic weights are the IUPAC 2021 standard values, abridged to the conventional five significant figures. Group, period, category and electron configuration are derived from the atomic number rather than stored, so they cannot drift out of step with it.