{{위키데이터 속성 추적}}
'''[[라돈]]'''은 원자량 193에서 231 사이에 총 39개의 [[동위 원소]]가 알려져 있다. 이들 중 가장 안정한 것은 3.823일의 반감기를 가지는 <sup>222</sup>Rn이다. <sup>218</sup>Rn, <sup>219</sup>Rn, <sup>220</sup>Rn, <sup>222</sup>Rn의 네 가지 동위 원소는 자연에 미량 존재하며, 각각 <sup>218</sup>[[아스타틴|At]], <sup>223</sup>[[라듐|Ra]], <sup>224</sup>Ra, <sup>226</sup>Ra의 [[붕괴 생성물]]이다. <sup>218</sup>Rn과 <sup>222</sup>Rn는 [[우라늄-238|<sup>238</sup>U]] [[붕괴 계열#라듐 계열 (우라늄 계열)|붕괴 계열]]의 중간 생성 물질이며, <sup>219</sup>Rn는 [[우라늄-235|<sup>235</sup>U]]의 [[붕괴 계열#악티늄 계열|붕괴 계열]], <sup>220</sup>Rn은 [[토륨-232|<sup>232</sup>Th]]의 [[붕괴 계열#토륨 계열|붕괴 계열]] 상에 각각 위치한다.


== 표 ==
{| class="wikitable" style="font-size:95%; white-space:nowrap"
! rowspan="2" | 핵종<br />기호
! rowspan="2" | 과거 명칭
! Z([[양성자|p]])
! N([[중성자|n]])
! &nbsp;<br />동위 원소 질량 (u)<br />&nbsp;
! rowspan="2" | 반감기
! rowspan="2" | 붕괴<br />방식<ref>http://www.nucleonica.net/unc.aspx</ref><ref group="n">약자:<br />IT: [[이성질핵 전이]]</ref>
! rowspan="2" | 붕괴<br />생성물
! rowspan="2" | 핵<br />스핀
! rowspan="2" | 전형적<br />동위 원소<br />구성비<br />(몰 분율)
! rowspan="2" | 자연적<br />구성비<br />변동 범위<br />(몰 분율)
|-
! colspan="3" | 들뜬 에너지
|-
| <sup>195</sup>Rn
|
| style="text-align:right" | 86
| style="text-align:right" | 109
| 195.00544(5)
| 6 ms
|
|
| 3/2-#
|
|
|-
| style="text-indent:1em" | <sup>195m</sup>Rn
|
| colspan="3" style="text-indent:2em" | 50(50) keV
| 6 ms
|
|
| 13/2+#
|
|
|-
| rowspan=2|<sup>196</sup>Rn
| rowspan=2|
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 110
| rowspan=2|196.002115(16)
| rowspan=2|4.7(11) ms<br />[4.4(+13-9) ms]
| [[알파 붕괴|α]]
| <sup>192</sup>Po
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| [[베타 붕괴|β<sup>+</sup>]] (드묾)
| <sup>196</sup>At
|-
| rowspan=2|<sup>197</sup>Rn
| rowspan=2|
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 111
| rowspan=2|197.00158(7)
| rowspan=2|66(16) ms<br />[65(+25-14) ms]
| α
| <sup>193</sup>Po
| rowspan=2|3/2-#
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (드묾)
| <sup>197</sup>At
|-
| rowspan=2 style="text-indent:1em" | <sup>197m</sup>Rn
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 200(60)# keV
| rowspan=2|21(5) ms<br />[19(+8-4) ms]
| α
| <sup>193</sup>Po
| rowspan=2|(13/2+)
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (드묾)
| <sup>197</sup>At
|-
| rowspan=2|<sup>198</sup>Rn
| rowspan=2|
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 112
| rowspan=2|197.998679(14)
| rowspan=2|65(3) ms
| α (99%)
| <sup>194</sup>Po
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (1%)
| <sup>198</sup>At
|-
| rowspan=2|<sup>199</sup>Rn
| rowspan=2|
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 113
| rowspan=2|198.99837(7)
| rowspan=2|620(30) ms
| α (94%)
| <sup>195</sup>Po
| rowspan=2|3/2-#
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (6%)
| <sup>199</sup>At
|-
| rowspan=2 style="text-indent:1em" | <sup>199m</sup>Rn
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 180(70) keV
| rowspan=2|320(20) ms
| α (97%)
| <sup>195</sup>Po
| rowspan=2|13/2+#
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (3%)
| <sup>199</sup>At
|-
| rowspan=2|<sup>200</sup>Rn
| rowspan=2|
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 114
| rowspan=2|199.995699(14)
| rowspan=2|0.96(3) s
| α (98%)
| <sup>196</sup>Po
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (2%)
| <sup>200</sup>At
|-
| rowspan=2|<sup>201</sup>Rn
| rowspan=2|
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 115
| rowspan=2|200.99563(8)
| rowspan=2|7.0(4) s
| α (80%)
| <sup>197</sup>Po
| rowspan=2|(3/2-)
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (20%)
| <sup>201</sup>At
|-
| rowspan=3 style="text-indent:1em" | <sup>201m</sup>Rn
| rowspan=3|
| rowspan=3 colspan="3" style="text-indent:2em" | 280(90)# keV
| rowspan=3|3.8(1) s
| α (90%)
| <sup>197</sup>Po
| rowspan=3|(13/2+)
| rowspan=3|
| rowspan=3|
|-
| β<sup>+</sup> (10%)
| <sup>201</sup>At
|-
| [[이성질핵 전이|IT]] (<1%)
| <sup>201</sup>Rn
|-
| rowspan=2|<sup>202</sup>Rn
| rowspan=2|
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 116
| rowspan=2|201.993263(19)
| rowspan=2|9.94(18) s
| α (85%)
| <sup>198</sup>Po
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (15%)
| <sup>202</sup>At
|-
| rowspan=2|<sup>203</sup>Rn
| rowspan=2|
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 117
| rowspan=2|202.993387(25)
| rowspan=2|44.2(16) s
| α (66%)
| <sup>199</sup>Po
| rowspan=2|(3/2-)
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (34%)
| <sup>203</sup>At
|-
| rowspan=2 style="text-indent:1em" | <sup>203m</sup>Rn
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 363(4) keV
| rowspan=2|26.7(5) s
| α (80%)
| <sup>199</sup>Po
| rowspan=2|13/2(+)
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (20%)
| <sup>203</sup>At
|-
| rowspan=2|<sup>204</sup>Rn
| rowspan=2|
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 118
| rowspan=2|203.991429(16)
| rowspan=2|1.17(18) min
| α (73%)
| <sup>200</sup>Po
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (27%)
| <sup>204</sup>At
|-
| rowspan=2|<sup>205</sup>Rn
| rowspan=2|
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 119
| rowspan=2|204.99172(5)
| rowspan=2|170(4) s
| β<sup>+</sup> (77%)
| <sup>205</sup>At
| rowspan=2|5/2-
| rowspan=2|
| rowspan=2|
|-
| α (23%)
| <sup>201</sup>Po
|-
| rowspan=2|<sup>206</sup>Rn
| rowspan=2|
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 120
| rowspan=2|205.990214(16)
| rowspan=2|5.67(17) min
| α (62%)
| <sup>202</sup>Po
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (38%)
| <sup>206</sup>At
|-
| rowspan=2|<sup>207</sup>Rn
| rowspan=2|
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 121
| rowspan=2|206.990734(28)
| rowspan=2|9.25(17) min
| β<sup>+</sup> (79%)
| <sup>207</sup>At
| rowspan=2|5/2-
| rowspan=2|
| rowspan=2|
|-
| α (21%)
| <sup>203</sup>Po
|-
| style="text-indent:1em" | <sup>207m</sup>Rn
|
| colspan="3" style="text-indent:2em" | 899.0(10) keV
| 181(18) µs
|
|
| (13/2+)
|
|
|-
| rowspan=2|<sup>208</sup>Rn
| rowspan=2|
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 122
| rowspan=2|207.989642(12)
| rowspan=2|24.35(14) min
| α (62%)
| <sup>204</sup>Po
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (38%)
| <sup>208</sup>At
|-
| rowspan=2|<sup>209</sup>Rn
| rowspan=2|
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 123
| rowspan=2|208.990415(21)
| rowspan=2|28.5(10) min
| β<sup>+</sup> (83%)
| <sup>209</sup>At
| rowspan=2|5/2-
| rowspan=2|
| rowspan=2|
|-
| α (17%)
| <sup>205</sup>Po
|-
| style="text-indent:1em" | <sup>209m1</sup>Rn
|
| colspan="3" style="text-indent:2em" | 1173.98(13) keV
| 13.4(13) µs
|
|
| 13/2+
|
|
|-
| style="text-indent:1em" | <sup>209m2</sup>Rn
|
| colspan="3" style="text-indent:2em" | 3636.78(23) keV
| 3.0(3) µs
|
|
| (35/2+)
|
|
|-
| rowspan=2|<sup>210</sup>Rn
| rowspan=2|
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 124
| rowspan=2|209.989696(9)
| rowspan=2|2.4(1) h
| α (96%)
| <sup>206</sup>Po
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (4%)
| <sup>210</sup>At
|-
| style="text-indent:1em" | <sup>210m1</sup>Rn
|
| colspan="3" style="text-indent:2em" | 1690(15) keV
| 644(40) ns
|
|
| 8+#
|
|
|-
| style="text-indent:1em" | <sup>210m2</sup>Rn
|
| colspan="3" style="text-indent:2em" | 3837(15) keV
| 1.06(5) µs
|
|
| (17)-
|
|
|-
| style="text-indent:1em" | <sup>210m3</sup>Rn
|
| colspan="3" style="text-indent:2em" | 6493(15) keV
| 1.04(7) µs
|
|
| (22)+
|
|
|-
| rowspan=2|<sup>211</sup>Rn
| rowspan=2|
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 125
| rowspan=2|210.990601(7)
| rowspan=2|14.6(2) h
| α (72.6%)
| <sup>207</sup>Po
| rowspan=2|1/2-
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (27.4%)
| <sup>211</sup>At
|-
| rowspan=2|<sup>212</sup>Rn
| rowspan=2|
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 126
| rowspan=2|211.990704(3)
| rowspan=2|23.9(12) min
| α
| <sup>208</sup>Po
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup>β<sup>+</sup> (드묾)
| <sup>212</sup>Po
|-
| <sup>213</sup>Rn
|
| style="text-align:right" | 86
| style="text-align:right" | 127
| 212.993883(6)
| 19.5(1) ms
| α
| <sup>209</sup>Po
| (9/2+)
|
|
|-
| rowspan=2|<sup>214</sup>Rn
| rowspan=2|
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 128
| rowspan=2|213.995363(10)
| rowspan=2|0.27(2) µs
| α
| <sup>210</sup>Po
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup>β<sup>+</sup> (드묾)
| <sup>214</sup>Po
|-
| style="text-indent:1em" | <sup>214m</sup>Rn
|
| colspan="3" style="text-indent:2em" | 4595.4 keV
| 245(30) ns
|
|
| (22+)
|
|
|-
| <sup>215</sup>Rn
|
| style="text-align:right" | 86
| style="text-align:right" | 129
| 214.998745(8)
| 2.30(10) µs
| α
| <sup>211</sup>Po
| 9/2+
|
|
|-
| <sup>216</sup>Rn
|
| style="text-align:right" | 86
| style="text-align:right" | 130
| 216.000274(8)
| 45(5) µs
| α
| <sup>212</sup>Po
| 0+
|
|
|-
| <sup>217</sup>Rn
|
| style="text-align:right" | 86
| style="text-align:right" | 131
| 217.003928(5)
| 0.54(5) ms
| α
| <sup>213</sup>Po
| 9/2+
|
|
|-
| <sup>218</sup>Rn
|
| style="text-align:right" | 86
| style="text-align:right" | 132
| 218.0056013(25)
| 35(5) ms
| α
| <sup>214</sup>Po
| 0+
| 미량<ref group="n" name="us">[[우라늄-238|<sup>238</sup>U]]의 중간 [[붕괴 생성물]]</ref>
|
|-
| <sup>219</sup>Rn
| 악티논<br />악티늄 붕괴물
| style="text-align:right" | 86
| style="text-align:right" | 133
| 219.0094802(27)
| 3.96(1) s
| α
| <sup>215</sup>Po
| 5/2+
| 미량<ref group="n">[[우라늄-235|<sup>235</sup>U]]의 중간 [[붕괴 생성물]]</ref>
|
|-
| rowspan=2|<sup>220</sup>Rn
| rowspan=2|토론<br />토륨 붕괴물
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 134
| rowspan=2|220.0113940(24)
| rowspan=2|55.6(1) s
| α
| <sup>216</sup>Po
| rowspan=2|0+
| rowspan=2|미량<ref group="n">[[토륨-232|<sup>232</sup>Th]]의 중간 [[붕괴 생성물]]</ref>
| rowspan=2|
|-
| β<sup>-</sup>β<sup>-</sup> (드묾)
| <sup>220</sup>Ra
|-
| rowspan=2|<sup>221</sup>Rn
| rowspan=2|
| rowspan=2 style="text-align:right" | 86
| rowspan=2 style="text-align:right" | 135
| rowspan=2|221.015537(6)
| rowspan=2|25.7(5) min
| β<sup>-</sup> (78%)
| <sup>221</sup>Fr
| rowspan=2|7/2(+)
| rowspan=2|
| rowspan=2|
|-
| α (22%)
| <sup>217</sup>Po
|-
| <sup>222</sup>Rn
| 라돈<ref group="n">여기서 원소 이름 '''라돈'''을 따온 것이다.</ref><br />라듐 붕괴물<br />에마논<br />니톤
| style="text-align:right" | 86
| style="text-align:right" | 136
| 222.0175777(25)
| 3.8235(3) d
| α
| <sup>218</sup>Po
| 0+
| 미량<ref group="n" name="us" />
|
|-
| <sup>223</sup>Rn
|
| style="text-align:right" | 86
| style="text-align:right" | 137
| 223.02179(32)#
| 24.3(4) min
| β<sup>-</sup>
| <sup>223</sup>Fr
| 7/2
|
|
|-
| <sup>224</sup>Rn
|
| style="text-align:right" | 86
| style="text-align:right" | 138
| 224.02409(32)#
| 107(3) min
| β<sup>-</sup>
| <sup>224</sup>Fr
| 0+
|
|
|-
| <sup>225</sup>Rn
|
| style="text-align:right" | 86
| style="text-align:right" | 139
| 225.02844(32)#
| 4.66(4) min
| β<sup>-</sup>
| <sup>225</sup>Fr
| 7/2-
|
|
|-
| <sup>226</sup>Rn
|
| style="text-align:right" | 86
| style="text-align:right" | 140
| 226.03089(43)#
| 7.4(1) min
| β<sup>-</sup>
| <sup>226</sup>Fr
| 0+
|
|
|-
| <sup>227</sup>Rn
|
| style="text-align:right" | 86
| style="text-align:right" | 141
| 227.03541(45)#
| 20.8(7) s
| β<sup>-</sup>
| <sup>227</sup>Fr
| 5/2(+#)
|
|
|-
| <sup>228</sup>Rn
|
| style="text-align:right" | 86
| style="text-align:right" | 142
| 228.03799(44)#
| 65(2) s
| β<sup>-</sup>
| <sup>228</sup>Fr
| 0+
|
|
|-
| <sup>229</sup>Rn
|
| style="text-align:right" | 86
| style="text-align:right" | 143
| 229.0426536(141)
| 12 s
|
|
| 
|
|
|}

== 각주 ==
{{각주}}

; 내용주
<references group="n" />

{{동위 원소 색인}}

{{전거 통제}}

[[분류:라돈|동위 원소]]
[[분류:라돈 동위 원소| ]]
[[분류:원소별 동위 원소 목록]]