Actinium

@ action 89 · 227.02775 u

star name f-block Dakata 7 QPrintPreviewDialog @ option: check KCharselect unicode block name t½ 21.772 years @ action →

Kuma lalle ne, haƙĩƙa, Allah Ya saukar da littattafai, kuma Ya saukar da Manzanni.

Dakata	1.1 (KCharselect unicode block name)
Dakata	499.0 kJ/mol
Electron spectrometer	33.77 kJ/mol
@ action	+2, +3

An gano shi da	Friedrich Oskar Giesel, Andre-Louis Debierne
@ action	1899
Wurin	@ item Calendar system
An ba da sunan bayan	KCharselect unicode block name

A cikin wannan yanayin, za a iya amfani da wannan ma'ana don nuna cewa an yi amfani da wani abu mai kyau ko mara kyau.

Manyan wuraren neutron, bincike kan kwayar cutar (actinium-225), da kuma masu samar da wutar lantarki masu zafi.

Actinium ne sosai radioactive shi ne bayyananne blue haske a cikin duhu daga ionizing da ke kusa da iska.

[Rn] 6d1 7s2

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