Periodic Table/Bismuth/¹⁸⁶Bi

← 185Bi187Bi →

¹⁸⁶Bi

Bismuth-186

Radioactive· Half-life: 14.8 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

83

Neutrons (N)

103

Mass Number (A)

186

Atomic Mass

185.996623AMU

Spin / Parity

3+

Binding E/A

7.511keV

Natural Abundance

Trace / None

Half-life

14.8 ms

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

α

100.0%

β⁺

β⁺SF

0.0%

Decay Chain

¹⁸⁶BiBismuth14.8 ms

α100.0%

β⁺¹⁸⁶Pb

¹⁸²TlThallium1.90 s

β⁺100.0%

α¹⁷⁸Au0.49%

¹⁸²HgMercury10.8 s

β⁺86.2%

α¹⁷⁸Pt13.8%

β⁺p¹⁸¹Pt1.00%

¹⁸²AuGold15.5 s

β⁺100.0%

α¹⁷⁸Ir0.13%

¹⁸²PtPlatinum2.67 min

β⁺0.96%

α¹⁷⁸Os0.04%

¹⁸²IrIridium15.0 min

β⁺100.0%

¹⁸²OsOsmium21.8 h

EC100.0%

¹⁸²ReRhenium2.67 d

β⁺100.0%

¹⁸²WTungstenSTABLE

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

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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