Periodic Table/Platinum/¹⁹⁹Pt

← 198Pt200Pt →

¹⁹⁹Pt

Platinum-199

Radioactive· Half-life: 30.8 min

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

78

Neutrons (N)

121

Mass Number (A)

199

Atomic Mass

198.970597AMU

Spin / Parity

5/2-

Binding E/A

7.702keV

Natural Abundance

Trace / None

Half-life

30.8 min

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

β⁻

100.0%

Decay Chain

¹⁹⁹PtPlatinum30.8 min

β⁻100.0%

¹⁹⁹AuGold3.14 d

β⁻100.0%

¹⁹⁹HgMercurySTABLE

3-step decay chain → stable · Primary path shown

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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