Raadjum
bunstoo lesh y chowrey kemmigagh Ra as yn earroo breneenagh 88
| Ta fys bentyn rish kemmig er y duillag shoh. Jeeagh er Soilshaghey magh:Kemmig my vel feme ayd er cooney. |
She bunstoo goul-rooragh eh raadjum. She yn trimmid breneenagh ta echey ny (226) g·mol−1. Ta earroo breneenagh 88 as cowrey Ra er.
  | |
| Stoo kemmigagh | bunstoo kemmigagh |
|---|---|
| Raadjum ayns taabyl ny bunstooghyn | |
| Cowrey kemmigagh | Ra |
| Earroo breneenagh | 88 |
| Cummey lectraneyn | [Rn] 7s² |
| Possan as çhymcheayrt | çhymcheayrt 7 meain chray-alkalaihagh |
| Troyn fishigagh | |
| Glooid | g/cm³ |
| Lectro-yiooldaght | 0.9 |
| Goull eeaneagh | 1.48 as 1.7 |
| Shennaghys | |
| Feddynit magh ec | Marie Curie (mul)  as Pierre Curie (mul) |
| Feddynys | 1898 |
| Epennym | goul-roorid |
 | |
| She bun ta'n art shoh. Cur rish, son foays y yannoo da Wikipedia. |