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| name |
Lutetium |
| latin |
Lutetium |
| french |
Lutécium |
| german |
Lutetium |
| symbol |
Lu |
| proton number |
71 |
| atomic weight |
174.967 |
| Pauling electronegativity |
1.27 |
| electronic configuration |
[Xe] 4f145d16s2
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| melting point |
1925 K, 1652°C, 3005°F |
| boiling point |
3675 K, 3402°C, 6155°F |
| group |
- |
| period |
6 |
| state (by 20°C) |
solid |
| oxidation states |
+3 |
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discussion board
(1)
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Discoverer
| Year of discovery |
Discoverers |
| 1907 |
Georges Urbain
Baron Carl Auer von Welsbach (1858-1929) |
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Czech version