En aktinoid as en cheemisk element, diar aktiinium liket (greks: -οειδής (-oeides) „eenelk“). En ualen ütjdruk as aktiniid. Aktiinium salew woort diar uk mä tu tääld.

Tekst üüb Öömrang

Diar san 14 aktinoiden mä atoomnumern faan 89 bit 103 uun't 7. periode faan't periodensüsteem.

Aktinoiden

89
Ac
90
Th
91
Pa
92
U
93
Np
94
Pu
95
Am
96
Cm
97
Bk
98
Cf
99
Es
100
Fm
101
Md
102
No
103
Lr

Luke uk diar

Commons Commonskategorii: Aktinoiden – Saamlang faan bilen of filmer

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