From Wikipedia, the free encyclopedia
At mangaanskööl as det 7. skööl faan a cheemisk elementen. Det san mangaan, techneetsium (konstelk), reenium an det konstelk element bohrium. Jo hiar aaltumaal tu det seerie faan a auergungsmetalen.
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Skööl | 7 |
Periode | |
4 | 25 Mn |
5 | 43 Tc |
6 | 75 Re |
7 | 107 Bh |
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