Dubniom
Appearance
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Ensampel a |
Elven gymyk, elven synthesek ![]() |
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Klass |
alkan tremenyans ![]() |
Dydhyas diskudhans |
18 Hwevrer 1970 ![]() |
Niver atomek |
105 ![]() |
Aray an elektrons |
[Rn] 5f¹⁴ 6d³ 7s² ![]() |
Rann a |
period 7, bagas 5 ![]() |
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Elven gemyk synthetek ew dubniom, niver 105 e'n Vosen Beriodek. Y arwodh ew Db. An hanow a dheu dhort an dre Dubna en Russi, en lebma feu gwres en kensa en 1968. Ema hwegh isotop dhe'n elven, an hirra hanter bewnans ew dhe dhubniom-268, h.y. 28 our. Pur radyoweythresek ew.
Ma an erthygel ma usya an Furv Skrifys Savonek a-barth Kernowek diwedhes.