Periodic Table/Francium/²¹³Fr

← 212Fr214Fr →

²¹³Fr

Francium-213

Radioactive· Half-life: 34.1 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

87

Neutrons (N)

126

Mass Number (A)

213

Atomic Mass

212.996184AMU

Spin / Parity

9/2-

Binding E/A

7.560keV

Natural Abundance

Trace / None

Half-life

34.1 s

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

α

99.4%

β⁺

0.6%

Decay Chain

²¹³FrFrancium34.1 s

α99.4%

β⁺²¹³Rn0.56%

²⁰⁹AtAstatine5.42 h

β⁺96.1%

α²⁰⁵Bi3.90%

²⁰⁹PoPolonium124 y

α99.5%

β⁺²⁰⁹Bi0.45%

²⁰⁵PbLead17.0 My

EC100.0%

²⁰⁵TlThalliumSTABLE

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