Aktinyum
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Aktinyum iga yan ublkim d yan ufrdis akimyan, uṭṭun akimyan nns iga Z=89, astal akimyan nns iga m=227.
Ikka d ism nns Tagrikt taqbuṛt "Aktinos" lli dar iga wammag "Iẓnẓaṛn n tafukt", acku ɣ tillas nufa ad nttmnad tifawt taẓṛwalt da d iṭṭay.
Ifi nns ar d ittaḍu s usggʷas 1899, s ufus n yan wumassan Afṛanṣiṣ ism as Anḍṛi Lwis.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/c/c5/Electron_shell_089_Actinium_-_no_label.svg/220px-Electron_shell_089_Actinium_-_no_label.svg.png)
Talɣa nns
[ssnfl | Snfl asagm]Ablkim n Waktinyum iga yan umɣuz umlil ɣ uklu nns ilggʷaɣ ɣ tuggra nns, iga bahra aẓnẓaṛan (ar ittazn iẓnẓaṛn)