| Quantity | Value | Units | Value | Units |
| Atomic number | 16 | |||
| Atomic mass | 32.065(5) | g mole-1 | ||
| Specific gravity | 2.000 | g cm-3 | ||
| Mean excitation energy | 180.0 | eV | ||
| Minimum ionization | 1.652 | MeV g-1cm2 | 3.305 | MeV cm-1 |
| Nuclear collision length | 72.2 | g cm-2 | 36.11 | cm |
| Nuclear interaction length | 112.4 | g cm-2 | 56.22 | cm |
| Pion collision length | 98.0 | g cm-2 | 49.02 | cm |
| Pion interaction length | 141.7 | g cm-2 | 70.85 | cm |
| Radiation length | 19.50 | g cm-2 | 9.748 | cm |
| Critical energy | 35.85 | MeV (for e-) | 34.83 | MeV (for e+) |
| Molière radius | 11.53 | g cm-2 | 5.766 | cm |
| Plasma energy ℏωp | 28.79 | eV | ||
| Muon critical energy | 527. | GeV |