No. 79
Au
Gold
Transition metal Properties predicted- Atomic mass
- 196.97
- State at 20 °C
- Solid
- Period · Group
- 6 · 11
- Block · Shells
- d-block
- Electron configuration
- [Xe]
Masses are IUPAC standard atomic weights, rounded; a value in brackets is the mass number of the longest-lived known isotope. Electron configurations and categories for the heaviest elements are predicted. “State” is the phase at about 20 °C and one atmosphere.
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