Eerdmetalen san cheemisk elementen uun det 3. hoodskööl, of 13. skööl faan't periodensüsteem. Di nööm as eegentelk ei gans rocht, auer diar uk det hualewmetal boor uun't 13. skööl stäänt. Diaram snaaket am daalang beeder faan't boorskööl.
 Tekst üüb Öömrang |
| Skööl | 13 |
| Hoodskööl | 3 |
| Periode | |
| 2 | 5 B |
| 3 | 13 Al |
| 4 | 31 Ga |
| 5 | 49 In |
| 6 | 81 Tl |
| 7 | 113 Nh |
Tu detdiar skööl hiar a elementen Boor (B), Alumiinium (Al), Gallium (Ga), Indium (In), Tallium (Tl) an det konstelk ütjwerket raadioaktiif element Nihoonium (Nh).
Eegenskapen
| Element | Smoltponkt uun K | Köögponkt uun K | Sachthaid uun kg/m3 | Hardhaid |
|---|---|---|---|---|
| Boor | 2349 | 4200 | 2460 | 9,3 |
| Alumiinium | 933,47 | 2740 | 2700 | 2,75 |
| Gallium | 302,91 | 2477 | 5904 | 1,5 |
| Indium | 429,75 | 2345 | 7310 | 1,2 |
| Tallium | 577 | 1746 | 11850 | 1,2 |
| Nihoonium |
Luke uk diar
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