kanyatan bab Francium lan Lawrencium
Facts Interesting
- 223 Francium wis setengah urip paling dawa ing 21,8.
- Metal Francium diprodhuksi dening ALPHA bosok ing 227 Actinium 227.
- Punika sacara sintesis diprodhuksi logam.
- resiko radiation bisa gawé dening iku.
sumber
Kawangun dening Process Bosok, Mining
Némbakaké californium-252 karo Boron inti, Found in Minerals, Mining
sing katutup
Marguerite Perey
Lawrence Berkeley National Laboratory and Joint Institute for Nuclear Research
Discovery
ing taun 1939
ing 1961-1971