| General |
|---|
| Name | Copper | | Symbol | Cu | | Number | 29 | | Chemical series | Transition elements | | Group / Period | 11 / 4 | | Block | d-block | | CAS registry number | 7440-50-8 |
| Physical properties |
|---|
| State | solid | | Density | 8.96 g/cm3 | | Melting point | 1357.77 K (1084.62°C, 1984.32°F) | | Boiling point | 2835 K (2562°C, 4643°F) | | Critical point | |
| Atomic properties |
|---|
| Atomic Weight | 63.546 g/mol | | Crystal structure | cubic face centered | | Electronegativity | 1.90 | | Atomic radius | 135 pm | | Atomic radius (calculated) | 145 pm | | Electron configuration | [Ar] 3d10 4s1 | | Electrons per shell | 2, 8, 18, 1 | | Number of protons | 29 | | Number of neutrons | 35 |
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Zinc