|
|
VISUAL CHEMISTRY
POLONIUM
|
| |
|
Navigation
|
|
Tutorials
General
|
|
|
PROPERTIES |
|
Relative atomic mass |
(210) |
|
Atomic mass (kg) |
350x10-27 |
|
Density (g/cm3) |
9.4 |
|
Physical State at STP |
Solid |
|
Melting point (°C) |
254 |
|
Boiling point (°C) |
960 |
|
Crystal
Structure of solid element |
Complex |
|
Radioactive isotopes (12) |
 209Po
Half life 120 years |
|
STP =
standard temperature and pressure. Usually
considered as room temperature and
pressure. |
|
|
|
|
|
The Open Door Web Site