{{위키데이터 속성 추적}}
자연계에 존재하는 [[탈륨]]의 [[안정 동위 원소]]는 2종으로 <sup>203</sup>Tl, <sup>205</sup>Tl이 있다. <sup>205</sup>Tl은 [[넵투늄]] 계열의 [[붕괴 사슬]]의 최종 붕괴 생성물이다.

== 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 />ε: [[전자 포획]]<br />IT: [[이성질핵 전이]]</ref>
! rowspan="2" | 붕괴<br />생성물<ref group="n">굵은 글꼴은 안정 동위 원소</ref>
! 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>176</sup>Tl
|
| style="text-align:right" | 81
| style="text-align:right" | 95
| 176.00059(21)#
| 5.2(+30-14) ms
|
|
| (3-,4-,5-)
|
|
|-
| rowspan=2|<sup>177</sup>Tl
| rowspan=2|
| rowspan=2 style="text-align:right" | 81
| rowspan=2 style="text-align:right" | 96
| rowspan=2|176.996427(27)
| rowspan=2|18(5) ms
| [[양성자 방출|p]]
| <sup>176</sup>Hg
| rowspan=2|(1/2+)
| rowspan=2|
| rowspan=2|
|-
| [[알파 붕괴|α]] (드묾)
| <sup>173</sup>Au
|-
| rowspan=2 style="text-indent:1em" | <sup>177m</sup>Tl
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 807(18) keV
| rowspan=2|230(40) µs
| p
| <sup>176</sup>Hg
| rowspan=2|(11/2-)
| rowspan=2|
| rowspan=2|
|-
| α
| <sup>173</sup>Au
|-
| rowspan=2|<sup>178</sup>Tl
| rowspan=2|
| rowspan=2 style="text-align:right" | 81
| rowspan=2 style="text-align:right" | 97
| rowspan=2|177.99490(12)#
| rowspan=2|255(10) ms
| α
| <sup>174</sup>Au
| rowspan=2|
| rowspan=2|
| rowspan=2|
|-
| p (드묾)
| <sup>177</sup>Hg
|-
| rowspan=2|<sup>179</sup>Tl
| rowspan=2|
| rowspan=2 style="text-align:right" | 81
| rowspan=2 style="text-align:right" | 98
| rowspan=2|178.99109(5)
| rowspan=2|270(30) ms
| α
| <sup>175</sup>Au
| rowspan=2|(1/2+)
| rowspan=2|
| rowspan=2|
|-
| p (드묾)
| <sup>178</sup>Hg
|-
| rowspan=2 style="text-indent:1em" | <sup>179m</sup>Tl
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 860(30)# keV
| rowspan=2|1.60(16) ms
| α
| <sup>175</sup>Au
| rowspan=2|(9/2-)
| rowspan=2|
| rowspan=2|
|-
| [[이성질핵 전이|IT]] (드묾)
| <sup>179</sup>Tl
|-
| rowspan=3|<sup>180</sup>Tl
| rowspan=3|
| rowspan=3 style="text-align:right" | 81
| rowspan=3 style="text-align:right" | 99
| rowspan=3|179.98991(13)#
| rowspan=3|1.5(2) s
| α (75%)
| <sup>176</sup>Au
| rowspan=3|
| rowspan=3|
| rowspan=3|
|-
| [[베타 붕괴|β<sup>+</sup>]] (25%)
| <sup>180</sup>Hg
|-
| SF (10<sup>−4</sup>%)
| '''<sup>100</sup>Ru''', '''<sup>80</sup>Kr'''<ref>http://www.scientificamerican.com/article.cfm?id=mercury-serves-up-a-nuclear-su</ref>
|-
| rowspan=2|<sup>181</sup>Tl
| rowspan=2|
| rowspan=2 style="text-align:right" | 81
| rowspan=2 style="text-align:right" | 100
| rowspan=2|180.986257(10)
| rowspan=2|3.2(3) s
| α
| <sup>177</sup>Au
| rowspan=2|1/2+#
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup>
| <sup>181</sup>Hg
|-
| rowspan=2 style="text-indent:1em" | <sup>181m</sup>Tl
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 857(29) keV
| rowspan=2|1.7(4) ms
| α
| <sup>177</sup>Au
| rowspan=2|9/2-#
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup>
| <sup>181</sup>Hg
|-
| rowspan=2|<sup>182</sup>Tl
| rowspan=2|
| rowspan=2 style="text-align:right" | 81
| rowspan=2 style="text-align:right" | 101
| rowspan=2|181.98567(8)
| rowspan=2|2.0(3) s
| β<sup>+</sup> (96%)
| <sup>182</sup>Hg
| rowspan=2|2-#
| rowspan=2|
| rowspan=2|
|-
| α (4%)
| <sup>178</sup>Au
|-
| rowspan=2 style="text-indent:1em" | <sup>182m1</sup>Tl
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 100(100)# keV
| rowspan=2|2.9(5) s
| α
| <sup>178</sup>Au
| rowspan=2|(7+)
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (드묾)
| <sup>182</sup>Hg
|-
| style="text-indent:1em" | <sup>182m2</sup>Tl
|
| colspan="3" style="text-indent:2em" | 600(140)# keV
|
|
|
| 10-
|
|
|-
| rowspan=2|<sup>183</sup>Tl
| rowspan=2|
| rowspan=2 style="text-align:right" | 81
| rowspan=2 style="text-align:right" | 102
| rowspan=2|182.982193(10)
| rowspan=2|6.9(7) s
| β<sup>+</sup> (98%)
| <sup>183</sup>Hg
| rowspan=2|1/2+#
| rowspan=2|
| rowspan=2|
|-
| α (2%)
| <sup>179</sup>Au
|-
| rowspan=2 style="text-indent:1em" | <sup>183m1</sup>Tl
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 630(17) keV
| rowspan=2|53.3(3) ms
| IT (99.99%)
| <sup>183</sup>Tl
| rowspan=2|9/2-#
| rowspan=2|
| rowspan=2|
|-
| α (0.01%)
| <sup>179</sup>Au
|-
| style="text-indent:1em" | <sup>183m2</sup>Tl
|
| colspan="3" style="text-indent:2em" | 976.8(3) keV
| 1.48(10) µs
|
|
| (13/2+)
|
|
|-
| <sup>184</sup>Tl
|
| style="text-align:right" | 81
| style="text-align:right" | 103
| 183.98187(5)
| 9.7(6) s
| β<sup>+</sup>
| <sup>184</sup>Hg
| 2-#
|
|
|-
| rowspan=2 style="text-indent:1em" | <sup>184m1</sup>Tl
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 100(100)# keV
| rowspan=2|10# s
| β<sup>+</sup> (97.9%)
| <sup>184</sup>Hg
| rowspan=2|7+#
| rowspan=2|
| rowspan=2|
|-
| α (2.1%)
| <sup>180</sup>Au
|-
| style="text-indent:1em" | <sup>184m2</sup>Tl
|
| colspan="3" style="text-indent:2em" | 500(140)# keV
| >20 ns
|
|
| (10-)
|
|
|-
| rowspan=2|<sup>185</sup>Tl
| rowspan=2|
| rowspan=2 style="text-align:right" | 81
| rowspan=2 style="text-align:right" | 104
| rowspan=2|184.97879(6)
| rowspan=2|19.5(5) s
| α
| <sup>181</sup>Au
| rowspan=2|1/2+#
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup>
| <sup>185</sup>Hg
|-
| rowspan=3 style="text-indent:1em" | <sup>185m</sup>Tl
| rowspan=3|
| rowspan=3 colspan="3" style="text-indent:2em" | 452.8(20) keV
| rowspan=3|1.93(8) s
| IT (99.99%)
| <sup>185</sup>Tl
| rowspan=3|9/2-#
| rowspan=3|
| rowspan=3|
|-
| α (0.01%)
| <sup>181</sup>Au
|-
| β<sup>+</sup>
| <sup>185</sup>Hg
|-
| rowspan=2|<sup>186</sup>Tl
| rowspan=2|
| rowspan=2 style="text-align:right" | 81
| rowspan=2 style="text-align:right" | 105
| rowspan=2|185.97833(20)
| rowspan=2|40# s
| β<sup>+</sup>
| <sup>186</sup>Hg
| rowspan=2|(2-)
| rowspan=2|
| rowspan=2|
|-
| α (0.006%)
| <sup>182</sup>Au
|-
| style="text-indent:1em" | <sup>186m1</sup>Tl
|
| colspan="3" style="text-indent:2em" | 320(180) keV
| 27.5(10) s
| β<sup>+</sup>
| <sup>186</sup>Hg
| (7+)
|
|
|-
| style="text-indent:1em" | <sup>186m2</sup>Tl
|
| colspan="3" style="text-indent:2em" | 690(180) keV
| 2.9(2) s
|
|
| (10-)
|
|
|-
| rowspan=2|<sup>187</sup>Tl
| rowspan=2|
| rowspan=2 style="text-align:right" | 81
| rowspan=2 style="text-align:right" | 106
| rowspan=2|186.975906(9)
| rowspan=2|~51 s
| β<sup>+</sup>
| <sup>187</sup>Hg
| rowspan=2|(1/2+)
| rowspan=2|
| rowspan=2|
|-
| α (드묾)
| <sup>183</sup>Au
|-
| rowspan=3 style="text-indent:1em" | <sup>187m</sup>Tl
| rowspan=3|
| rowspan=3 colspan="3" style="text-indent:2em" | 335(3) keV
| rowspan=3|15.60(12) s
| α
| <sup>183</sup>Au
| rowspan=3|(9/2-)
| rowspan=3|
| rowspan=3|
|-
| IT
| <sup>187</sup>Tl
|-
| β<sup>+</sup>
| <sup>187</sup>Hg
|-
| <sup>188</sup>Tl
|
| style="text-align:right" | 81
| style="text-align:right" | 107
| 187.97601(4)
| 71(2) s
| β<sup>+</sup>
| <sup>188</sup>Hg
| (2-)
|
|
|-
| style="text-indent:1em" | <sup>188m1</sup>Tl
|
| colspan="3" style="text-indent:2em" | 40(30) keV
| 71(1) s
| β<sup>+</sup>
| <sup>188</sup>Hg
| (7+)
|
|
|-
| style="text-indent:1em" | <sup>188m2</sup>Tl
|
| colspan="3" style="text-indent:2em" | 310(30) keV
| 41(4) ms
|
|
| (9-)
|
|
|-
| <sup>189</sup>Tl
|
| style="text-align:right" | 81
| style="text-align:right" | 108
| 188.973588(12)
| 2.3(2) min
| β<sup>+</sup>
| <sup>189</sup>Hg
| (1/2+)
|
|
|-
| rowspan=2 style="text-indent:1em" | <sup>189m</sup>Tl
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 257.6(13) keV
| rowspan=2|1.4(1) min
| β<sup>+</sup> (96%)
| <sup>189</sup>Hg
| rowspan=2|(9/2-)
| rowspan=2|
| rowspan=2|
|-
| IT (4%)
| <sup>189</sup>Tl
|-
| <sup>190</sup>Tl
|
| style="text-align:right" | 81
| style="text-align:right" | 109
| 189.97388(5)
| 2.6(3) min
| β<sup>+</sup>
| <sup>190</sup>Hg
| 2(-)
|
|
|-
| style="text-indent:1em" | <sup>190m1</sup>Tl
|
| colspan="3" style="text-indent:2em" | 130(90)# keV
| 3.7(3) min
| β<sup>+</sup>
| <sup>190</sup>Hg
| 7(+#)
|
|
|-
| style="text-indent:1em" | <sup>190m2</sup>Tl
|
| colspan="3" style="text-indent:2em" | 290(70)# keV
| 750(40) µs
|
|
| (8-)
|
|
|-
| style="text-indent:1em" | <sup>190m3</sup>Tl
|
| colspan="3" style="text-indent:2em" | 410(70)# keV
| >1 µs
|
|
| 9-
|
|
|-
| <sup>191</sup>Tl
|
| style="text-align:right" | 81
| style="text-align:right" | 110
| 190.971786(8)
| 20# min
| β<sup>+</sup>
| <sup>191</sup>Hg
| (1/2+)
|
|
|-
| style="text-indent:1em" | <sup>191m</sup>Tl
|
| colspan="3" style="text-indent:2em" | 297(7) keV
| 5.22(16) min
| β<sup>+</sup>
| <sup>191</sup>Hg
| 9/2(-)
|
|
|-
| <sup>192</sup>Tl
|
| style="text-align:right" | 81
| style="text-align:right" | 111
| 191.97223(3)
| 9.6(4) min
| β<sup>+</sup>
| <sup>192</sup>Hg
| (2-)
|
|
|-
| style="text-indent:1em" | <sup>192m1</sup>Tl
|
| colspan="3" style="text-indent:2em" | 160(50) keV
| 10.8(2) min
| β<sup>+</sup>
| <sup>192</sup>Hg
| (7+)
|
|
|-
| style="text-indent:1em" | <sup>192m2</sup>Tl
|
| colspan="3" style="text-indent:2em" | 407(54) keV
| 296(5) ns
|
|
| (8-)
|
|
|-
| <sup>193</sup>Tl
|
| style="text-align:right" | 81
| style="text-align:right" | 112
| 192.97067(12)
| 21.6(8) min
| β<sup>+</sup>
| <sup>193</sup>Hg
| 1/2(+#)
|
|
|-
| rowspan=2 style="text-indent:1em" | <sup>193m</sup>Tl
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 369(4) keV
| rowspan=2|2.11(15) min
| IT (75%)
| <sup>193</sup>Tl
| rowspan=2|9/2-
| rowspan=2|
| rowspan=2|
|-
| β<sup>+</sup> (25%)
| <sup>193</sup>Hg
|-
| rowspan=2|<sup>194</sup>Tl
| rowspan=2|
| rowspan=2 style="text-align:right" | 81
| rowspan=2 style="text-align:right" | 113
| rowspan=2|193.97120(15)
| rowspan=2|33.0(5) min
| β<sup>+</sup>
| <sup>194</sup>Hg
| rowspan=2|2-
| rowspan=2|
| rowspan=2|
|-
| α (10<sup>−7</sup>%)
| <sup>190</sup>Au
|-
| style="text-indent:1em" | <sup>194m</sup>Tl
|
| colspan="3" style="text-indent:2em" | 300(200)# keV
| 32.8(2) min
| β<sup>+</sup>
| <sup>194</sup>Hg
| (7+)
|
|
|-
| <sup>195</sup>Tl
|
| style="text-align:right" | 81
| style="text-align:right" | 114
| 194.969774(15)
| 1.16(5) h
| β<sup>+</sup>
| <sup>195</sup>Hg
| 1/2+
|
|
|-
| style="text-indent:1em" | <sup>195m</sup>Tl
|
| colspan="3" style="text-indent:2em" | 482.63(17) keV
| 3.6(4) s
| IT
| <sup>195</sup>Tl
| 9/2-
|
|
|-
| <sup>196</sup>Tl
|
| style="text-align:right" | 81
| style="text-align:right" | 115
| 195.970481(13)
| 1.84(3) h
| β<sup>+</sup>
| '''<sup>196</sup>Hg'''
| 2-
|
|
|-
| rowspan=2 style="text-indent:1em" | <sup>196m</sup>Tl
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 394.2(5) keV
| rowspan=2|1.41(2) h
| β<sup>+</sup> (95.5%)
| '''<sup>196</sup>Hg'''
| rowspan=2|(7+)
| rowspan=2|
| rowspan=2|
|-
| IT (4.5%)
| <sup>196</sup>Tl
|-
| <sup>197</sup>Tl
|
| style="text-align:right" | 81
| style="text-align:right" | 116
| 196.969575(18)
| 2.84(4) h
| β<sup>+</sup>
| <sup>197</sup>Hg
| 1/2+
|
|
|-
| style="text-indent:1em" | <sup>197m</sup>Tl
|
| colspan="3" style="text-indent:2em" | 608.22(8) keV
| 540(10) ms
| IT
| <sup>197</sup>Tl
| 9/2-
|
|
|-
| <sup>198</sup>Tl
|
| style="text-align:right" | 81
| style="text-align:right" | 117
| 197.97048(9)
| 5.3(5) h
| β<sup>+</sup>
| '''<sup>198</sup>Hg'''
| 2-
|
|
|-
| rowspan=2 style="text-indent:1em" | <sup>198m1</sup>Tl
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 543.5(4) keV
| rowspan=2|1.87(3) h
| β<sup>+</sup> (54%)
| '''<sup>198</sup>Hg'''
| rowspan=2|7+
| rowspan=2|
| rowspan=2|
|-
| IT (46%)
| <sup>198</sup>Tl
|-
| style="text-indent:1em" | <sup>198m2</sup>Tl
|
| colspan="3" style="text-indent:2em" | 687.2(5) keV
| 150(40) ns
|
|
| (5+)
|
|
|-
| style="text-indent:1em" | <sup>198m3</sup>Tl
|
| colspan="3" style="text-indent:2em" | 742.3(4) keV
| 32.1(10) ms
|
|
| (10-)#
|
|
|-
| <sup>199</sup>Tl
|
| style="text-align:right" | 81
| style="text-align:right" | 118
| 198.96988(3)
| 7.42(8) h
| β<sup>+</sup>
| '''<sup>199</sup>Hg'''
| 1/2+
|
|
|-
| style="text-indent:1em" | <sup>199m</sup>Tl
|
| colspan="3" style="text-indent:2em" | 749.7(3) keV
| 28.4(2) ms
| IT
| <sup>199</sup>Tl
| 9/2-
|
|
|-
| <sup>200</sup>Tl
|
| style="text-align:right" | 81
| style="text-align:right" | 119
| 199.970963(6)
| 26.1(1) h
| β<sup>+</sup>
| '''<sup>200</sup>Hg'''
| 2-
|
|
|-
| style="text-indent:1em" | <sup>200m1</sup>Tl
|
| colspan="3" style="text-indent:2em" | 753.6(2) keV
| 34.3(10) ms
| IT
| <sup>200</sup>Tl
| 7+
|
|
|-
| style="text-indent:1em" | <sup>200m2</sup>Tl
|
| colspan="3" style="text-indent:2em" | 762.0(2) keV
| 0.33(5) µs
|
|
| 5+
|
|
|-
| <sup>201</sup>Tl<ref group="n">[[신티그래피]]에 사용되는 주요 동위 원소이다.</ref>
|
| style="text-align:right" | 81
| style="text-align:right" | 120
| 200.970819(16)
| 72.912(17) h
| [[전자 포획|ε]]
| '''<sup>201</sup>Hg'''
| 1/2+
|
|
|-
| style="text-indent:1em" | <sup>201m</sup>Tl
|
| colspan="3" style="text-indent:2em" | 919.50(9) keV
| 2.035(7) ms
| IT
| <sup>201</sup>Tl
| (9/2-)
|
|
|-
| <sup>202</sup>Tl
|
| style="text-align:right" | 81
| style="text-align:right" | 121
| 201.972106(16)
| 12.23(2) d
| β<sup>+</sup>
| '''<sup>202</sup>Hg'''
| 2-
|
|
|-
| style="text-indent:1em" | <sup>202m</sup>Tl
|
| colspan="3" style="text-indent:2em" | 950.19(10) keV
| 572(7) µs
|
|
| 7+
|
|
|-
| <sup>203</sup>Tl
|
| style="text-align:right" | 81
| style="text-align:right" | 122
| 202.9723442(14)
| colspan=3 align=center|'''[[관측상 안정]]'''<ref group="n">알파 붕괴를 통해 <sup>199</sup>Au로 붕괴할 것으로 추정된다.</ref>
| 1/2+
| 0.2952(1)
| 0.29494-0.29528
|-
| style="text-indent:1em" | <sup>203m</sup>Tl
|
| colspan="3" style="text-indent:2em" | 3400(300) keV
| 7.7(5) µs
|
|
| (25/2+)
|
|
|-
| rowspan=2|<sup>204</sup>Tl
| rowspan=2|
| rowspan=2 style="text-align:right" | 81
| rowspan=2 style="text-align:right" | 123
| rowspan=2|203.9738635(13)
| rowspan=2|3.78(2) y
| β<sup>-</sup> (97.1%)
| '''<sup>204</sup>Pb'''
| rowspan=2|2-
| rowspan=2|
| rowspan=2|
|-
| ε (2.9%)
| '''<sup>204</sup>Hg'''
|-
| style="text-indent:1em" | <sup>204m1</sup>Tl
|
| colspan="3" style="text-indent:2em" | 1104.0(4) keV
| 63(2) µs
|
|
| (7)+
|
|
|-
| style="text-indent:1em" | <sup>204m2</sup>Tl
|
| colspan="3" style="text-indent:2em" | 2500(500) keV
| 2.6(2) µs
|
|
| (12-)
|
|
|-
| style="text-indent:1em" | <sup>204m3</sup>Tl
|
| colspan="3" style="text-indent:2em" | 3500(500) keV
| 1.6(2) µs
|
|
| (20+)
|
|
|-
| <sup>205</sup>Tl<ref group="n">붕괴 계열 중 [[붕괴 계열#넵투늄 계열|넵투늄 계열]]의 최종 붕괴 생성물이다.</ref>
|
| style="text-align:right" | 81
| style="text-align:right" | 124
| 204.9744275(14)
| colspan=3 align=center|'''관측상 안정'''<ref group="n">알파 붕괴를 통해 <sup>201</sup>Au로 붕괴할 것으로 추정된다.</ref>
| 1/2+
| 0.7048(1)
| 0.70472-0.70506
|-
| style="text-indent:1em" | <sup>205m1</sup>Tl
|
| colspan="3" style="text-indent:2em" | 3290.63(17) keV
| 2.6(2) µs
|
|
| 25/2+
|
|
|-
| style="text-indent:1em" | <sup>205m2</sup>Tl
|
| colspan="3" style="text-indent:2em" | 4835.6(15) keV
| 235(10) ns
|
|
| (35/2-)
|
|
|-
| <sup>206</sup>Tl
| 라듐 E''
| style="text-align:right" | 81
| style="text-align:right" | 125
| 205.9761103(15)
| 4.200(17) min
| β<sup>-</sup>
| '''<sup>206</sup>Pb'''
| 0-
| 미량<ref group="n" name="Th">[[우라늄-238|<sup>238</sup>U]]의 중간 [[붕괴 생성물]]이다.</ref>
|
|-
| style="text-indent:1em" | <sup>206m</sup>Tl
|
| colspan="3" style="text-indent:2em" | 2643.11(19) keV
| 3.74(3) min
| IT
| <sup>206</sup>Tl
| (12-)
|
|
|-
| <sup>207</sup>Tl
| 악티늄 C''
| style="text-align:right" | 81
| style="text-align:right" | 126
| 206.977419(6)
| 4.77(2) min
| β<sup>-</sup>
| '''<sup>207</sup>Pb'''
| 1/2+
| 미량<ref group="n">[[우라늄-235|<sup>235</sup>U]]의 중간 붕괴 생성물이다.</ref>
|
|-
| rowspan=2 style="text-indent:1em" | <sup>207m</sup>Tl
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 1348.1(3) keV
| rowspan=2|1.33(11) s
| IT (99.9%)
| <sup>207</sup>Tl
| rowspan=2|11/2-
| rowspan=2|
| rowspan=2|
|-
| β<sup>-</sup> (0.1%)
| '''<sup>207</sup>Pb'''
|-
| <sup>208</sup>Tl
| 토륨 C''
| style="text-align:right" | 81
| style="text-align:right" | 127
| 207.9820187(21)
| 3.053(4) min
| β<sup>-</sup>
| '''<sup>208</sup>Pb'''
| 5(+)
| 미량<ref group="n">[[토륨-232|<sup>232</sup>Th]]의 중간 붕괴 생성물이다.</ref>
|
|-
| <sup>209</sup>Tl
|
| style="text-align:right" | 81
| style="text-align:right" | 128
| 208.985359(8)
| 2.161(7) min
| β<sup>-</sup>
| <sup>209</sup>Pb
| (1/2+)
|
|
|-
| rowspan=2|<sup>210</sup>Tl
| rowspan=2|라듐 C″
| rowspan=2 style="text-align:right" | 81
| rowspan=2 style="text-align:right" | 129
| rowspan=2|209.990074(12)
| rowspan=2|1.30(3) min
| β<sup>-</sup> (99.991%)
| <sup>210</sup>Pb
| rowspan=2|(5+)#
| rowspan=2| 미량<ref group="n" name="Th" />
| rowspan=2|
|-
| β<sup>-</sup>, [[중성자 방출|n]] (0.009%)
| <sup>209</sup>Pb
|-
| <sup>211</sup>Tl
|
| style="text-align:right" | 81
| style="text-align:right" | 130
| 210.99348(22)#
| 1# min<br />[>300 ns]
|
|
| 1/2+#
|
|
|-
| <sup>212</sup>Tl
|
| style="text-align:right" | 81
| style="text-align:right" | 131
| 211.99823(32)#
| 30# s<br />[>300 ns]
|
|
| 5+#
|
|
|}

== 참고 ==
{{각주|group="n"}}

== 각주 ==
{{각주}}

{{동위 원소 색인}}

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