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General information about Rhenium |
| Rhenium |
| Re |
| 75 |
| Transition Metals |
| 7 |
| 6 |
| d |
| grayish white |
| 186.207 g·mol-1 |
1s2 2s2p6 3s2p6d10
4s2p6d10f14 5s2p6d5 6s2 |
| 2, 8, 18, 32, 13, 2 |
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Physical properties of Rhenium |
| solid |
| 21.02 g·cm-3 |
| 3459(K),
3186°C, 5767°F |
| 5869(K),
5596°C, 10105°F |
| ? |
| ? |
| 60.43 kJ·mol-1 |
| 704 kJ·mol-1 |
| 25.48 J·mol-1·K-1 |
| 1.9 (Pauling scale) |
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Atomic structure of Rhenium |
| 1.97 Å |
| 8.85 cm³/mol |
| 1.28 Å |
| 89.7 |
| Hexagonal |
| 97 (+2e) |
| 5d5 |
| 75 |
| 111 |
| 75 |
| 6, 4, 2, -2 |
| 5d5 6s2 |
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Electron dot
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Other languages |
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| Latin: |
Rhenium |
| Czech: |
Rhenium |
| Croatian: |
Renij |
| French: |
Rhénium |
| German: |
Rhenium - s |
| Italian: |
Renio |
| Norwegian: |
Rhenium |
| Portuguese: |
Rênio |
| Spanish: |
Renio |
| Swedish: |
Rhenium |
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| Element |
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75 |
2
8
18
32
13
2
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Re |
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186.207 |
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Brief description |
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Found in small amounts in gadolinite and molybdenite. It is usually extracted from the flue dusts of molybdenum smelters. Annual world production is around 4.5 tons.
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Uses of Rhenium |
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It is added to tungsten and molybdenum alloys and is used in refractory metal components of missiles, electronic filaments, electrical contacts, high-temperature thermocouplers, oven filaments, electrodes, igniters for flash bulbs, jewelry, plating of metals by electrolysis and vapor-phase deposition.
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Hystory of Rhenium |
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- Discoverer: Walter Noddack, Ida Tacke, Otto Berg
- Discovery Location: Germany
- Discovery Year: 1925
- Name Origin: Latin: Rhenus, the Rhine River
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