| 223 Atomic Weight | |
| 87 Atomic Number | 1 Oxidation States |
| 950 Boiling Point, K | |
| 300 Melting Point, K | Fr Symbol |
| [Rn] 7s1
Electron Configuration | |
| Francium | |
| Fr Symbol | bcc Crystal Structure |
| 0.7 Electronegativity | |
| 2.7 Atomic Radius | 64 Heat of Vaporization |
| 2.1 Heat of Fusion | |
| 0 Ionization Potential | |
| 15 Thermal Conductivity |