| Quantity | Value | Units |
Value | Units |
| Atomic number |
35 |
|
| |
| Atomic mass |
79.904(1) |
g mole-1 |
| |
| Specific gravity
(20° C, 1 atm) |
7.072E-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 ℏωp |
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 |
For muons,