Periodic Table/Osmium/¹⁹⁹Os

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¹⁹⁹Os

Osmium-199

Radioactive· Half-life: 6.00 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

76

Neutrons (N)

123

Mass Number (A)

199

Atomic Mass

198.978239AMU

Spin / Parity

5/2-

Binding E/A

7.679keV

Natural Abundance

Trace / None

Half-life

6.00 s

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

β⁻

100.0%

Decay Chain

¹⁹⁹OsOsmium6.00 s

β⁻100.0%

¹⁹⁹IrIridium7.00 s

β⁻100.0%

¹⁹⁹PtPlatinum30.8 min

β⁻100.0%

¹⁹⁹AuGold3.14 d

β⁻100.0%

¹⁹⁹HgMercurySTABLE

5-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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