79 Au Gold 196.966569 | 2 8 18 32 18 1
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79 Au Gold 196.966569 | 2 8 18 32 18 1
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| General |
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| Name | Gold | | Symbol | Au | | Number | 79 | | Chemical series | Transition elements | | Group / Period | 11 / 6 | | Block | d-block | | CAS registry number | 7440-57-5 |
| Physical properties |
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| State | solid | | Density | 19.3 g/cm3 | | Melting point | 1337.33 K (1064.18 °C, 1947.52 °F) | | Boiling point | 3129 K (2856 °C, 5173 °F) | | Critical point | |
| Atomic properties |
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| Atomic Weight | 196.966569 g/mol | | Crystal structure | cubic face centered | | Electronegativity | 2.54 | | Atomic radius | 135 pm | | Atomic radius (calculated) | 174 pm | | Electron configuration | [Xe] 4f14 5d10 6s1 | | Electrons per shell | 2, 8, 18, 32, 18, 1 | | Number of protons | 79 | | Number of neutrons | 118 |
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