Quantity | Value | Units | Value | Units | |
Atomic number | 17 | ||||
Atomic mass | 35.453(2) | g mole-1 | |||
Specific gravity (20° C, 1 atm) | 2.980E-03 | g cm-3 | |||
Mean excitation energy | 174.0 | eV | |||
Minimum ionization | 1.630 | MeV g-1cm2 | 4.856E-03 | MeV cm-1 | |
Nuclear collision length | 73.8 | g cm-2 | 2.476E+04 | cm | |
Nuclear interaction length | 115.7 | g cm-2 | 3.882E+04 | cm | |
Pion collision length | 99.5 | g cm-2 | 3.340E+04 | cm | |
Pion interaction length | 144.9 | g cm-2 | 4.864E+04 | cm | |
Radiation length | 19.28 | g cm-2 | 6469. | cm | |
Critical energy | 40.05 | MeV (for e-) | 39.04 | MeV (for e+) | |
Molière radius | 10.21 | g cm-2 | 3425. | cm | |
Plasma energy ℏωp | 1.09 | eV | |||
Muon critical energy | 592. | GeV | |||
Melting point | 171.6 | K | -101.5 | C | |
Boiling point @ 1 atm | 239.1 | K | -34.04 | C | |
Index of refraction (0° C, 1 atm, Na D) | 773. | (n-1)x106 |