Periodic Table/Bismuth/¹⁹⁷Bi

← 196Bi198Bi →

¹⁹⁷Bi

Bismuth-197

Radioactive· Half-life: 9.33 min

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

83

Neutrons (N)

114

Mass Number (A)

197

Atomic Mass

196.978865AMU

Spin / Parity

9/2-

Binding E/A

7.626keV

Natural Abundance

Trace / None

Half-life

9.33 min

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

β⁺

100.0%

α

Decay Chain

¹⁹⁷BiBismuth9.33 min

β⁺100.0%

α¹⁹³Tl

¹⁹⁷PbLead8.10 min

β⁺100.0%

¹⁹⁷TlThallium2.84 h

β⁺100.0%

¹⁹⁷HgMercury2.71 d

EC100.0%

¹⁹⁷AuGoldSTABLE

5-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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