General |
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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 |
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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 |
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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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