Facts About Thulium and Radium
Interesting Facts
- Thulium metal can resist corrosion due to dry air .
- Only Tm-169 isotope of Thulium metal occur naturally.
- Radium metal is the heaviest metal of Alkaline earth metals column.
- Radium metal is highly radioactive and does not have any stable isotopes.
Sources
Found in Minerals, Mining, Ores of Minerals
Mining, Ores of metals
Who Discovered
Per Teodor Cleve
-
Discovery
In 1879
In 1898
Abundance In Meteorites
-
Abundance In Earth's Crust