Boroni
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Boroni ni elementi ya kikemia yenye namba atomia 5 kwenye mfumo radidia na uzani atomia 10.811. Alama yake ni B.
Ukweli wa haraka Boroni (Boron) ...
Boroni (Boron) | |
---|---|
Jina la Elementi | Boroni (Boron) |
Alama | B |
Namba atomia | 5 |
Uzani atomia | 10,8 u |
Valensi | 2, 3 |
Ugumu (Mohs) | ~9.5 |
Kiwango cha kuyeyuka | 2349 K (2076 °C) |
Kiwango cha kuchemka | 4200 K (3927 °C) |
Asilimia za ganda la dunia | 0 |
Funga