Periodic Table/Bismuth/²⁰⁵Bi

← 204Bi206Bi →

²⁰⁵Bi

Bismuth-205

Radioactive· Half-life: 14.9 d

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

83

Neutrons (N)

122

Mass Number (A)

205

Atomic Mass

204.977385AMU

Spin / Parity

9/2-

Binding E/A

7.650keV

Natural Abundance

Trace / None

Half-life

14.9 d

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

β⁺

100.0%

Decay Chain

²⁰⁵BiBismuth14.9 d

β⁺100.0%

²⁰⁵PbLead17.0 My

EC100.0%

²⁰⁵TlThalliumSTABLE

3-step decay chain → stable · Primary path shown

Other Isotopes of Bismuth

184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224

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