| Quantity | Value | Units | Value | Units |
| Atomic number | 35 | |||
| Atomic mass | 79.904(1) | g mole-1 | ||
| Specific gravity (20° C, 1 atm) | 7.07E-03 | g cm-3 | ||
| Mean excitation energy | 343.0 | eV | ||
| Minimum ionization | 1.388 | MeV g-1cm2 | 9.814E-03 | MeV cm-1 |
| Nuclear collision length | 88.9 | g cm-2 | 1.257E+04 | cm |
| Nuclear interaction length | 147.2 | g cm-2 | 2.082E+04 | cm |
| Pion collision length | 113.8 | g cm-2 | 1.609E+04 | cm |
| Pion interaction length | 175.5 | g cm-2 | 2.482E+04 | cm |
| Radiation length | 11.42 | g cm-2 | 1615. | cm |
| Critical energy | 19.16 | MeV (for e-) | 18.60 | MeV (for e+) |
| Molière radius | 12.64 | g cm-2 | 1787. | cm |
| Plasma energy |
1.60 | eV | ||
| Muon critical energy | 327. | GeV | ||
| Melting point | 265.9 | K | -7.200 | C |
| Boiling point @ 1 atm | 331.9 | K | 58.78 | C |