Periodic Table/Osmium/¹⁹¹Os

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¹⁹¹Os

Osmium-191

Radioactive· Half-life: 15.0 d

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

76

Neutrons (N)

115

Mass Number (A)

191

Atomic Mass

190.960928AMU

Spin / Parity

9/2-

Binding E/A

7.747keV

Natural Abundance

Trace / None

Half-life

15.0 d

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

β⁻

100.0%

Decay Chain

¹⁹¹OsOsmium15.0 d

β⁻100.0%

¹⁹¹IrIridiumSTABLE

2-step decay chain → stable · Primary path shown

Other Isotopes of Osmium

161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203

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