Periodic Table/Osmium/¹⁷²Os

← 171Os173Os →

¹⁷²Os

Osmium-172

Radioactive· Half-life: 19.2 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

76

Neutrons (N)

96

Mass Number (A)

172

Atomic Mass

171.960017AMU

Spin / Parity

0+

Binding E/A

7.716keV

Natural Abundance

Trace / None

Half-life

19.2 s

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

β⁺

98.8%

α

1.2%

Decay Chain

¹⁷²OsOsmium19.2 s

β⁺98.8%

α¹⁶⁸W1.19%

¹⁷²ReRhenium55.0 s

β⁺100.0%

¹⁷²WTungsten6.60 min

β⁺100.0%

¹⁷²TaTantalum36.8 min

β⁺100.0%

¹⁷²HfHafnium1.87 y

EC100.0%

¹⁷²LuLutetium6.70 d

β⁺100.0%

¹⁷²YbYtterbiumSTABLE

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

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

← Back to OsmiumData: IAEA NDS · ENSDF