Periodic Table/Radon/¹⁹⁸Rn

← 197Rn199Rn →

¹⁹⁸Rn

Radon-198

Radioactive· Half-life: 64.4 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

86

Neutrons (N)

112

Mass Number (A)

198

Atomic Mass

197.998679AMU

Spin / Parity

0+

Binding E/A

7.516keV

Natural Abundance

Trace / None

Half-life

64.4 ms

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

α

93.0%

β⁺

Decay Chain

¹⁹⁸RnRadon64.4 ms

α93.0%

β⁺¹⁹⁸At

¹⁹⁴PoPolonium392 ms

α100.0%

β⁺¹⁹⁴Bi

¹⁹⁰PbLead1.18 min

β⁺99.6%

α¹⁸⁶Hg0.40%

¹⁹⁰TlThallium2.60 min

β⁺100.0%

¹⁹⁰HgMercury20.0 min

β⁺100.0%

α¹⁸⁶Pt

¹⁹⁰AuGold42.8 min

β⁺100.0%

α¹⁸⁶Ir1.00%

¹⁹⁰PtPlatinum483 Gy

α100.0%

2β⁺¹⁹⁰Os

¹⁸⁶OsOsmium2000000 Gy

α100.0%

¹⁸²WTungstenSTABLE

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

Other Isotopes of Radon

193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231

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