Facts About Hafnium and Bismuth
Interesting Facts
- Hafnium metal is highly reactive, hence not found free in nature.
- Hafnium metal as predicated after Mendeleev finished his periodic table.
- Bismuth metal is soluble and reacts with concentrated nitric acid.
- It oxides are used as a yellow pigment in paint. Bismuth chloride oxide BiClO gives a pearly texture to cosmetics.
Sources
By-product Zirconium Refining
Found in Minerals, Mining, Ores of Minerals
Who Discovered
Dirk Coster and George de Hevesy
Claude François Geoffroy
Discovery
In 1922
In 1753
Abundance In Earth's Crust