70
Yb
173.04
Ytterbium (Yb)
Element 70 · Period 6 · Lanthanide series
lanthanide
solid at room temp
f-block
About Ytterbium
Used in atomic clocks, stainless steel improvement, and seismic monitoring.
Physical Properties
Atomic Mass
173.04 u
State at 25°C
Solid
Melting Point
824 °C
Boiling Point
1196 °C
Density
6.965 g/cm³
Magnetism
Paramagnetic
Atomic Properties
Electron Configuration
[Xe] 4f¹⁴ 6s²
Electron Shells
2, 8, 18, 32, 8, 2
Atomic Radius
222 pm
Ionization Energy
603 kJ/mol
Oxidation States
+2, +3
Discovery & History
Discovered By
Jean Charles Galissard de Marignac
Discovery Year
1878
Named By
Jean Charles Galissard de Marignac
Name origin: Ytterby, Sweden
Frequently Asked Questions
- Is Ytterbium a metal, nonmetal, or metalloid?
- Ytterbium is classified as a lanthanide.
- What state is Ytterbium in at room temperature?
- Ytterbium is a solid at standard room temperature (25°C).
- What is the atomic mass of Ytterbium?
- Ytterbium has an atomic mass of 173.04 atomic mass units (u).
- Who discovered Ytterbium?
- Ytterbium was discovered by Jean Charles Galissard de Marignac in 1878.
- Where is Ytterbium on the periodic table?
- Ytterbium is element number 70, located in period 6, part of the lanthanide series shown below the main table.