|
Relative atomic mass |
(226) |
|
Atomic mass (kg) |
375x10-27 |
|
Density (g/cm3) |
5.0 |
|
Physical State at STP |
Solid |
|
Melting point (°C) |
700 |
|
Boiling point (°C) |
1140 |
|
Crystal
Structure of solid element |
Body centred cubic |
|
Radioactive isotopes (6) |
 226Ra
Half life 1600 years |
|
STP =
standard temperature and pressure. Usually
considered as room temperature and
pressure. |
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