Chemical Elements History and Information Yetterbium

About the chemical element Yetterbium, its symbol, atomic number and weight, who discovered it and when.

The Atomic Elements and Their Uses

(Element) (Symbol) (Atomic number) (Atomic weight)

Yetterbium Yb 70 173.04

The first prepared concentrate made by Jean-Charles de Marignac of Switzerland in 1878. Georges Urbain of France isolated it in 1907. Independently isolated by Carl von Welsbach of Austria in 1907.