Periodic Table/Francium/²³²Fr

← 231Fr233Fr →

²³²Fr

Francium-232

Radioactive· Half-life: 5.50 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

87

Neutrons (N)

145

Mass Number (A)

232

Atomic Mass

232.049461AMU

Spin / Parity

5

Binding E/A

7.388keV

Natural Abundance

Trace / None

Half-life

5.50 s

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

β⁻

100.0%

β⁻SF

Decay Chain

²³²FrFrancium5.50 s

β⁻100.0%

²³²RaRadium4.00 min

β⁻100.0%

²³²AcActinium1.98 min

β⁻100.0%

²³²ThThorium14.0 Gy

α100.0%

26Ne²⁰⁶Hg2.78%

2β⁻²³²U

²²⁸RaRadium5.75 y

β⁻100.0%

²²⁸AcActinium6.15 h

β⁻100.0%

²²⁸ThThorium1.91 y

α100.0%

20O²⁰⁸Pb1.13%

²²⁴RaRadium3.63 d

α100.0%

¹⁴C²¹⁰Pb4.00%

²²⁰RnRadon55.6 s

α100.0%

2β⁻²²⁰Ra

²¹⁶PoPolonium144 ms

α100.0%

2β⁻²¹⁶Rn

²¹²PbLead10.6 h

β⁻100.0%

²¹²BiBismuth1.01 h

β⁻64.1%

α²⁰⁸Tl35.9%

β⁻α²⁰⁸Pb0.01%

²¹²PoPolonium294 ns

α100.0%

²⁰⁸PbLeadSTABLE

14-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