Periodic Table/Thallium/²¹⁷Tl

← 216Tl218Tl →

²¹⁷Tl

Thallium-217

Radioactive

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

81

Neutrons (N)

136

Mass Number (A)

217

Atomic Mass

217.020032AMU

Spin / Parity

1/2+

Binding E/A

7.503keV

Natural Abundance

Trace / None

Half-life

Unknown

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

β⁻

β⁻n

Decay Chain

²¹⁷TlThallium?

β⁻

β⁻n²¹⁶Pb

²¹⁷PbLead19.9 s

β⁻100.0%

²¹⁷BiBismuth1.64 min

β⁻100.0%

²¹⁷PoPolonium1.53 s

α97.5%

β⁻²¹⁷At2.50%

²¹³PbLead10.2 min

β⁻100.0%

²¹³BiBismuth45.6 min

β⁻97.9%

α²⁰⁹Tl2.09%

²¹³PoPolonium3.71 μs

α100.0%

²⁰⁹PbLead3.23 h

β⁻100.0%

²⁰⁹BiBismuth20100000000 Gy

α100.0%

²⁰⁵TlThalliumSTABLE

10-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

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