Periodic Table/Francium/²¹¹Fr

← 210Fr212Fr →

²¹¹Fr

Francium-211

Radioactive· Half-life: 3.10 min

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

87

Neutrons (N)

124

Mass Number (A)

211

Atomic Mass

210.995555AMU

Spin / Parity

9/2-

Binding E/A

7.558keV

Natural Abundance

Trace / None

Half-life

3.10 min

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

α

87.0%

β⁺

13.0%

Decay Chain

²¹¹FrFrancium3.10 min

α87.0%

β⁺²¹¹Rn13.0%

²⁰⁷AtAstatine1.81 h

β⁺90.0%

α²⁰³Bi10.0%

²⁰⁷PoPolonium5.80 h

β⁺100.0%

α²⁰³Pb0.02%

²⁰⁷BiBismuth31.2 y

β⁺100.0%

²⁰⁷PbLeadSTABLE

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

Other Isotopes of Francium

197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233

← Back to FranciumData: IAEA NDS · ENSDF