Periodic Table/Polonium/²⁰⁴Po

← 203Po205Po →

²⁰⁴Po

Polonium-204

Radioactive· Half-life: 3.52 h

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

84

Neutrons (N)

120

Mass Number (A)

204

Atomic Mass

203.980310AMU

Spin / Parity

0+

Binding E/A

7.629keV

Natural Abundance

Trace / None

Half-life

3.52 h

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

β⁺

99.3%

α

0.7%

Decay Chain

²⁰⁴PoPolonium3.52 h

β⁺99.3%

α²⁰⁰Pb0.67%

²⁰⁴BiBismuth11.2 h

β⁺100.0%

²⁰⁴PbLeadSTABLE

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

Other Isotopes of Polonium

186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227

← Back to PoloniumData: IAEA NDS · ENSDF