Periodic Table/Platinum/¹⁹¹Pt

← 190Pt192Pt →

¹⁹¹Pt

Platinum-191

Radioactive· Half-life: 2.83 d

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

78

Neutrons (N)

113

Mass Number (A)

191

Atomic Mass

190.961676AMU

Spin / Parity

3/2-

Binding E/A

7.730keV

Natural Abundance

Trace / None

Half-life

2.83 d

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

EC

100.0%

Decay Chain

¹⁹¹PtPlatinum2.83 d

EC100.0%

¹⁹¹IrIridiumSTABLE

2-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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