Periodic Table/Radium/²¹⁹Ra

← 218Ra220Ra →

²¹⁹Ra

Radium-219

Radioactive· Half-life: 9.00 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

88

Neutrons (N)

131

Mass Number (A)

219

Atomic Mass

219.010085AMU

Spin / Parity

7/2

Binding E/A

7.509keV

Natural Abundance

Trace / None

Half-life

9.00 ms

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

α

100.0%

Decay Chain

²¹⁹RaRadium9.00 ms

α100.0%

²¹⁵RnRadon2.30 μs

α100.0%

²¹¹PoPolonium516 ms

α100.0%

²⁰⁷PbLeadSTABLE

4-step decay chain → stable · Primary path shown

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