Periodic Table/Mercury/¹⁹¹Hg

← 190Hg192Hg →

¹⁹¹Hg

Mercury-191

Radioactive· Half-life: 49.0 min

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

80

Neutrons (N)

111

Mass Number (A)

191

Atomic Mass

190.967158AMU

Spin / Parity

3/2-

Binding E/A

7.690keV

Natural Abundance

Trace / None

Half-life

49.0 min

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

β⁺

100.0%

α

Decay Chain

¹⁹¹HgMercury49.0 min

β⁺100.0%

α¹⁸⁷Pt

¹⁹¹AuGold3.18 h

β⁺100.0%

¹⁹¹PtPlatinum2.83 d

EC100.0%

¹⁹¹IrIridiumSTABLE

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

Other Isotopes of Mercury

170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216

← Back to MercuryData: IAEA NDS · ENSDF