Gold
Revision as of 20:38, 15 October 2007 by 87.106.143.171
lioudomge
| Gold | |
|---|---|
| Au | |
| In situ availability: | |
| Necessity: | |
| Atomic number: | 79 |
| Atomic mass: | 196.96655 |
| group: | 11 |
| period: | 6 |
| normal phase: | Solid |
| series: | Transition Metals |
| density: | 19.3 g/cm3 |
| melting point: | 1337.33K, 1064.18°C, 1947.52°F |
| boiling point: | 3129K, 2856°C, 5173°F |
| Pd ← Ag → Cd | |
| Pt ← Au → Hg | |
| Ds ← Rg → Uub | |
| Atomic radius (pm): | 135 |
| Bohr radius (pm): | 174 |
| Covalent radius (pm): | 144 |
| Van der Waals radius (pm): | 166 |
| ionic radius (pm): | (+3) 85 |
| 1st ion potential (eV): | 9.23 |
| Electron Configuration | |
| 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 4f14 5s2 5p6 5d10 6s1 | |
| Electrons Per Shell | |
| 2, 8, 18, 32, 18, 1 | |
| Electronegativity: | 1.9 |
| Electron Affinity: | 2.31 |
| Oxidation states: | 3, 1 |
| Magnetism: | ? |
| Crystal structure: | Face centered cubic |
Gold is a Transition Metal in group 11.
It has a Face centered cubic crystalline structure.
This element has a stable isotope of 197
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