| Atomic number |
|
87 |
| Atomic weight | 223.0197 amu |
| Density |
1.87 g/cm3 (STP) |
| Melting | 27 °C |
| Boiling | 677 °C |
| Covalent radius | Å |
| Van der Waals radius | Å |
| Ionic radius | 1.8 Å |
| First ionization potential | 3.938 eV = 31765 cm-1 = 380.0 kJ/mol
|
| Electron affinity | -0.456 eV = -3678 cm-1 = -44.0 kJ/mol |
| Electronic configuration | 1s22s22p63s23p63d104s24p64d104f145s25p65d106s26p67s1 |
| Stable isotopes | |
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More about Francium |
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