| Quantity | Value | Units | Value | Units |
| Atomic number | 79 | |||
| Atomic mass | 196.966569(5) | g mol-1 | ||
| Density | 19.32 | g cm-3 | ||
| Mean excitation energy | 790.0 | eV | ||
| Minimum ionization | 1.134 | MeV g-1cm2 | 21.90 | MeV cm-1 |
| Nuclear interaction length | 196.3 | g cm-2 | 10.16 | cm |
| Nuclear collision length | 112.5 | g cm-2 | 5.822 | cm |
| Pion interaction length | 222.7 | g cm-2 | 11.52 | cm |
| Pion collision length | 135.8 | g cm-2 | 7.031 | cm |
| Radiation length | 6.46 | g cm-2 | 0.3344 | cm |
| Critical energy | 7.53 | MeV (for e-) | 7.26 | MeV (for e+) |
| Muon critical energy | 143. | GeV | ||
| Molière radius | 18.19 | g cm-2 | 0.9415 | cm |
| Plasma energy ℏωp | 80.21 | eV | ||
| Melting point | 1337. | K | 1064. | C |
| Boiling point @ 1 atm | 3129. | K | 2856. | C |