1913-1918 Protactinium

The book of science

Tom Sharp

Karlsruhe, Glasgow, BerlinOswald Helmuth Göhring, Georg von Hevesy, John Arnold Cranston, Frederick Soddy, Otto Hahn, Lise Meitner elements


Atomic number 91

Eating it

Protractinium is highly radioactive and extremely toxic, so even though its oxides and other chemical compounds have a variety of colors and crystal structures, you won’t see it advertised in tomorrow’s dinnerware or playthings, although it might well be there.

See also in The book of science:

Readings on wikipedia:

Other readings:

  • Protactinium,” Elementymology & Elements Multidict, by Peter van der Krogt