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| name |
Americium |
| latin |
Americium |
| french |
Américium |
| german |
Americium |
| symbol |
Am |
| proton number |
95 |
| atomic weight |
[243] |
| Pauling electronegativity |
1.3 |
| electronic configuration |
[Rn] 5f76d07s2
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| melting point |
1449 K, 1176°C, 2149°F |
| boiling point |
2880 K, 2607°C, 4724°F |
| group |
- |
| period |
7 |
| state (by 20°C) |
solid |
| oxidation states |
+2, +3, +4, +5, +6 |
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Discoverer
| Year of discovery |
Discoverers |
| 1944 |
Glenn T. Seaborg (*1912)
Ralph A. James
L. Morgan
Albert Ghiorso |
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Czech version