70
Yb
ytterbium
173.05

General properties

Group
n/a
Period
period 6
Category
lanthanoids
Standard atomic weight
173.054(5)
Melting point
1097 K (824 °C)
Boiling point
1469 K (1196 °C)
Phase at STP
solid

Additional properties

Block
f-block
Electron configuration
[Xe] 4f¹⁴ 6s²
Electrons per shell
2, 8, 18, 32, 8, 2
Electronegativity
1.1
Density
6.90 g/cm³
Oxidation states
+1, +2, +3 (a basic oxide)
CAS Number
7440-64-4