Periodic Table/Radium/²¹⁴Ra

← 213Ra215Ra →

²¹⁴Ra

Radium-214

Radioactive· Half-life: 2.44 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

88

Neutrons (N)

126

Mass Number (A)

214

Atomic Mass

214.000100AMU

Spin / Parity

0+

Binding E/A

7.539keV

Natural Abundance

Trace / None

Half-life

2.44 s

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

α

99.9%

β⁺

0.1%

Decay Chain

²¹⁴RaRadium2.44 s

α99.9%

β⁺²¹⁴Fr0.06%

²¹⁰RnRadon2.40 h

α96.0%

β⁺²¹⁰At

²⁰⁶PoPolonium8.80 d

β⁺94.5%

α²⁰²Pb5.45%

²⁰⁶BiBismuth6.24 d

β⁺100.0%

²⁰⁶PbLeadSTABLE

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

Other Isotopes of Radium

201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235

← Back to RadiumData: IAEA NDS · ENSDF