107

Bohrium

Transition MetalSolid
Atomic Number107
Atomic Mass270 u
CategoryTransition Metal
State at Room TempSolid
Year Discovered1981

About Bohrium

Named after Niels Bohr, architect of the atomic model. First made in Darmstadt, Germany, by bombarding bismuth with chromium ions. Its atoms last seconds at most. Chemical experiments on a handful of atoms show bohrium forms volatile oxychlorides, behaving like a heavier rhenium, a triumph of single atom chemistry. A pure laboratory creature.

More Transition Metals