 |
| Date of Discovery: |
1925 |
| Discoverer: |
Walter Noddack |
| Name Origin: |
From Rhines provinces of Germany |
| Uses: |
filaments for mass spectrographs |
| Obtained From: |
gadolinite, molybdenite |
| Atomic Number: |
75 |
| Atomic Mass: |
186.207 amu |
| Melting Point: |
3180.0 °C (3453.15 K, 5756.0 °F) |
| Boiling Point: |
5627.0 °C (5900.15 K, 10160.6 °F) |
| Crystal Structure: |
Hexagonal |
| Density @ 293 K: |
21.02 g/cm3 |
| Color: |
silverish |
| Isotope |
Re-182 |
Re-182m |
Re-183 |
Re-184 |
Re-184m |
Re-185 |
Re-186 |
Re-187 |
Re-188 |
| Half Life |
2.67 days |
12.7 hours |
70.0 days |
38.0 days |
165.0 days |
Stable |
3.77 days |
4.1E10 years |
16.94 hours |
|
