francium
From Trekipedia
francium
UFP Historical Society
| Symbol | Fr |
| Atomic Weight | 223 |
| Atomic Number | 87 |
| Discovered | 1939 |
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Francium, element 87, was discovered in France on Earth in 1939. The most stable isotope discovered had a mass of 223.[1]
Notes and References
- ↑ Palestine, Eileen and Geoffrey Mandel (Editors). Star Fleet Medical Reference Manual. Star Trek. Book. Originally published by Star Fleet Productions, Inc.. Ballantine Books. 1977.
