Periodic Table/Platinum/¹⁷¹Pt

← 170Pt172Pt →

¹⁷¹Pt

Platinum-171

Radioactive· Half-life: 45.5 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

78

Neutrons (N)

93

Mass Number (A)

171

Atomic Mass

170.981249AMU

Spin / Parity

7/2-

Binding E/A

7.583keV

Natural Abundance

Trace / None

Half-life

45.5 ms

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

α

86.0%

β⁺

Decay Chain

¹⁷¹PtPlatinum45.5 ms

α86.0%

β⁺¹⁷¹Ir

¹⁶⁷OsOsmium839 ms

α51.0%

β⁺¹⁶⁷Re

¹⁶³WTungsten2.63 s

α14.0%

β⁺¹⁶³Ta

¹⁵⁹HfHafnium5.20 s

β⁺65.0%

α¹⁵⁵Yb35.0%

¹⁵⁹LuLutetium12.1 s

β⁺100.0%

α¹⁵⁵Tm

¹⁵⁹YbYtterbium1.67 min

β⁺100.0%

¹⁵⁹TmThulium9.13 min

β⁺100.0%

¹⁵⁹ErErbium36.0 min

β⁺100.0%

¹⁵⁹HoHolmium33.0 min

β⁺100.0%

¹⁵⁹DyDysprosium144 d

EC100.0%

¹⁵⁹TbTerbiumSTABLE

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

Other Isotopes of Platinum

165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208

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