Periodic Table/Thallium/¹⁷⁹Tl

← 178Tl180Tl →

¹⁷⁹Tl

Thallium-179

Radioactive· Half-life: 437 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

81

Neutrons (N)

98

Mass Number (A)

179

Atomic Mass

178.991122AMU

Spin / Parity

1/2+

Binding E/A

7.532keV

Natural Abundance

Trace / None

Half-life

437 ms

Decay Modesoverview · half-life · α · β⁻ · β⁺

α

60.0%

β⁺

Decay Chain

¹⁷⁹TlThallium437 ms

α60.0%

β⁺¹⁷⁹Hg

¹⁷⁵AuGold200 ms

α88.0%

β⁺¹⁷⁵Pt

¹⁷¹IrIridium3.10 s

α15.0%

β⁺¹⁷¹Os

¹⁶⁷ReRhenium3.40 s

α100.0%

β⁺¹⁶⁷W

¹⁶³TaTantalum10.6 s

β⁺100.0%

α¹⁵⁹Lu

¹⁶³HfHafnium40.0 s

β⁺100.0%

α¹⁵⁹Yb

¹⁶³LuLutetium3.97 min

β⁺100.0%

¹⁶³YbYtterbium11.1 min

β⁺100.0%

¹⁶³TmThulium1.81 h

β⁺100.0%

¹⁶³ErErbium1.25 h

β⁺100.0%

¹⁶³HoHolmium4.57 ky

EC100.0%

¹⁶³DyDysprosiumSTABLE

12-step decay chain → stable · Primary path shown · branching ratios indicated

Other Isotopes of Thallium

176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218

← Back to ThalliumData: IAEA NDS · ENSDF