Periodic Table/Actinium/²¹⁴Ac

← 213Ac215Ac →

²¹⁴Ac

Actinium-214

Radioactive· Half-life: 8.20 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

89

Neutrons (N)

125

Mass Number (A)

214

Atomic Mass

214.006906AMU

Spin / Parity

5+

Binding E/A

7.503keV

Natural Abundance

Trace / None

Half-life

8.20 s

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

α

93.0%

β⁺

7.0%

Decay Chain

²¹⁴AcActinium8.20 s

α93.0%

β⁺²¹⁴Ra7.00%

²¹⁰FrFrancium3.18 min

α71.0%

β⁺²¹⁰Rn

²⁰⁶AtAstatine30.6 min

β⁺99.1%

α²⁰²Bi0.90%

²⁰⁶PoPolonium8.80 d

β⁺94.5%

α²⁰²Pb5.45%

²⁰⁶BiBismuth6.24 d

β⁺100.0%

²⁰⁶PbLeadSTABLE

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

Other Isotopes of Actinium

205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237

← Back to ActiniumData: IAEA NDS · ENSDF