- Atomic Radius (Å)
Gold is a chemical element with symbol Au (from Latin:aurum) and atomic number 79. In its purest form, it is a bright, slightly reddish yellow, dense, soft, malleable and ductile metal. Chemically, gold is a transition metal and a group 11 element.
79
Atomic Number
196.97 u
Atomic Mass
1337.73 K
Melting Point
3129 K
Boiling Point
19.3 g/cm³
Density
1.8 Å
Atomic Radius
1.36 Å
Covalent Radius
2.54
Electronegativity
9.23 eV
First Ionization Energy
222.75
Electron Affinity
6
Number of Shells
2, 8, 18, 32, 18, 1
Electron Shell Occupations
0.13 J/g
Specific Heat