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70 Lanthanide
Yb

Ytterbium

RIS 0.003
Velocity +0.000
Rank#74
Co-citedEr

Ytterbium (Yb) is a lanthanide with atomic number 70: a neutral ytterbium atom has 70 protons and 70 electrons. Atomic mass 173.05 u, electron configuration [Xe] 4f14 6s2. Ytterbium is used in atomic clocks more precise than cesium clocks.

Physical properties
Atomic mass 173.05 u
Category Lanthanide
Block f-block
State Solid
Config [Xe] 4f14 6s2
Electronegativity 1.1
Density 6.965 g/cm³
Melting 1097.0 K
Boiling 1469.0 K
Ionization 603.4 kJ/mol
Oxidation +2, +3
Discovered 1878 · Jean Charles Galissard de Marignac
Ytterbium's history

Research intensity over time

Research communities behind this literature

Groups of papers that cite each other densely, with the share of Ytterbium's tracked research in each.