| Quantity | Value | Units | Value | Units |
| Atomic number | 35 | |||
| Atomic mass | 79.904(1) | g mole-1 | ||
| Density | 3.10 | g cm-3 | ||
| Minimum ionization | 1.385 | MeV g-1cm2 | 4.297 | MeV cm-1 |
| Nuclear collision length | 88.9 | g cm-2 | 28.66 | cm |
| Nuclear interaction length | 147.2 | g cm-2 | 47.45 | cm |
| Pion collision length | 113.8 | g cm-2 | 36.67 | cm |
| Pion interaction length | 175.5 | g cm-2 | 56.57 | cm |
| Radiation length | 11.42 | g cm-2 | 3.681 | cm |
| Critical energy | 17.30 | MeV (for e-) | 16.76 | MeV (for e+) |
| Molière radius | 14.00 | g cm-2 | 4.513 | cm |
| Plasma energy |
33.59 | eV | ||
| Muon critical energy | 281. | GeV | ||
| Melting point | 539.1 | K | 266.0 | C |
| Boiling point @ 1 atm | 605.1 | K | 331.9 | C |