Tabla

Electronic ConfigurationXe 6s2 4f14

Melting Point824°C

Boiling Point1193°C

Density6.9654g cm⁻³

Description

Silvery metallic element of the lanthanoids. Seven natural isotopes and ten artificial isotopes are known. Used in certain steels. Discovered by J.D.G. Marignac in 1878.

Covalent Radius170pm

Double129pm

Ionisation Energies

Oxidation States0, +2, +3

Uses

Used in metallurgical and chemical experiments.

Electron Affinity-1.9297x10⁰kJ mol⁻¹

Atomic Volume24.8cm³ mol⁻¹

Atomic Radius194pm

Van Der Waals Radius226pm

Sources

Found in minerals such as yttria, monazite, gadolinite, and xenotime. Monazite is often 50% rare earth by weight and typically 0.03% Ytterbium.

Discovery

Discovered in 1878 by Jean de Marignac in Switzerland

Name Origin

Named for the Swedish village of Ytterby.

CAS7440-64-4

Crust Abundance3.2mg kg⁻¹

Sea Abundance8.20x10⁻⁷mg dm⁻³

Enthalpy of Vapourisation 159kJ mol⁻¹

Enthalpy of Fusion3.35kJ mol⁻¹

Enthalpy of Formation155.6kJ mol⁻¹

Specific Heat - 20°C0.145J (g ⋅ K)⁻¹

Isotope	Abundance	Half Life
168Yb	0.126%	-
170Yb	3.023%	-
171Yb	14.22%	-
172Yb	21.75%	-
173Yb	16.1%	-
174Yb	31.9%	-
176Yb	12.89%	-

https://reuben.science

https://github.com/reubn/tabla

Using data from mendeleev.

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