Ytterbium (Yb) — Lanthanide. Atomic number 70.
Soft silvery metal
- Atomic number: 70
- Symbol: Yb
- Atomic mass: 173.05 u
- Category: Lanthanide
- State: Solid
- Melting point: 823.85 °C / 1097 K
- Boiling point: 1195.85 °C / 1469 K
- Density: 6.9 g/cm³ (20°C)
- Electron configuration: [Xe] 4f14 6s2
- Oxidation states: +2, +3
- Discovered by: Jean Charles Galissard de Marignac (1878)
Common uses: Atomic clocks, Lasers, Stress gauges, Research
Biological role: No known biological role.
Frequently Asked Questions about Ytterbium
What is the atomic number of ytterbium?
Ytterbium has an atomic number of 70, meaning each atom contains 70 protons in its nucleus.
What is the atomic mass of ytterbium?
The standard atomic weight of ytterbium is 173.05 u (unified atomic mass units).
What category does ytterbium belong to?
Ytterbium is classified as a lanthanide.
What is the state of ytterbium at room temperature?
Ytterbium is a solid at 20 °C (68 °F).
What is the melting point of ytterbium?
The melting point of ytterbium is 823.85 °C / 1097 K.
What is the boiling point of ytterbium?
The boiling point of ytterbium is 1195.85 °C / 1469 K.
What is the density of ytterbium?
The density of ytterbium is 6.9 g/cm³ (20°C).
What is the electron configuration of ytterbium?
The electron configuration of ytterbium is [Xe] 4f14 6s2.
What are the common oxidation states of ytterbium?
Ytterbium commonly exhibits the following oxidation states: +2, +3.
When was ytterbium discovered?
Ytterbium was discovered in 1878 by Jean Charles Galissard de Marignac.
Is ytterbium radioactive?
Ytterbium is a stable element with no naturally occurring radioactive isotopes.
What is the biological role of ytterbium?
No known biological role.
What are the common uses of ytterbium?
Ytterbium is used for: Atomic clocks; Lasers; Stress gauges; Research.
