Copper
Transition metal| Atomic number | 29 |
|---|---|
| Category | Transition metal |
| Atomic mass | 63.546 |
| Electron configuration | [Ar]3d¹⁰ 4s¹ |
| Oxidation states | +1, +2 |
| Electronegativity | 1.9 |
| Melting point | 1,084.6 °C |
| Boiling point | 2,562 °C |
| Density | 8.96 g/cm³ |
| Crystal structure | Face-centred cubic |
| Group | 11 |
| Period | 4 |
| Block | d |
| Crustal abundance | 60 ppm |