Raadon

Ta fys bentyn rish kemmig er y duillag shoh. Jeeagh er Soilshaghey magh:Kemmig my vel feme ayd er cooney.

Raadon

Stoo kemmigagh	bunstoo kemmigagh as gas
Raadon ayns taabyl ny bunstooghyn
Cowrey kemmigagh	Rn
Earroo breneenagh	86
Cummey lectraneyn	1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 5s² 5p⁶ 4f¹⁴ 5d¹⁰ 6s² 6p⁶ as [Xe] 4f¹⁴ 5d¹⁰ 6s² 6p⁶
Possan as çhymcheayrt	çhymcheayrt 6 gas ooasle
Troyn fishigagh
Glooid	(ec y phoynt-broie) 4.4 g/cm³
Y point-lheie	202 K ​(−71 °C, ​−96 °F)
Y point-broie	211.5 K ​(−61.7 °C, ​−79.1 °F)
Lectro-yiooldaght	2.2
Shennaghys
Feddynit magh ec	Friedrich Ernst Dorn (mul)
Feddynys	1899
Epennym	raadjum

Ta raadon ny vunstoo lesh y chowrey kemmigagh Rn as yn earroo breneenagh 86. T'eh ny ghas taaue goul-rooragh, as t'eh ny fo-hroar louaee ghooghyssagh jeh'n vunstoo raadjum. She nane jeh ny stooghyn smoo gloo ta tannaghtyn myr gas fo staydyn cadjin t'ayn, as t'eh coontit myr gaue slaynt er oyr y ghoul-roorid echey. Ta lieh-heihll er 3.8 laaghyn ec yn eesotoyp smoo shickyr echey - ²²²Rn.

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