Periodic Table/Seaborgium/²⁶³Sg

← 262Sg264Sg →

²⁶³Sg

Seaborgium-263

Radioactive· Half-life: 940 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

106

Neutrons (N)

157

Mass Number (A)

263

Atomic Mass

263.118299AMU

Spin / Parity

3/2+

Binding E/A

7.131keV

Natural Abundance

Trace / None

Half-life

940 ms

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

α

87.0%

SF

13.0%

Decay Chain

²⁶³SgSeaborgium940 ms

α87.0%

²⁵⁹RfRutherfordium2.63 s

α85.0%

β⁺²⁵⁹Lr15.0%

²⁵⁵NoNobelium3.52 min

β⁺70.0%

α²⁵¹Fm30.0%

²⁵⁵MdMendelevium27.0 min

β⁺93.0%

α²⁵¹Es7.00%

²⁵⁵FmFermium20.1 h

α100.0%

²⁵¹CfCalifornium898 y

α100.0%

²⁴⁷CmCurium15.6 My

α100.0%

²⁴³PuPlutonium4.96 h

β⁻100.0%

²⁴³AmAmericium7.35 ky

α100.0%

²³⁹NpNeptunium2.36 d

β⁻100.0%

α²³⁵Pa

²³⁹PuPlutonium24.1 ky

α100.0%

²³⁵UUranium704 My

α100.0%

20Ne²¹⁵Pb8.00%

25Ne²¹⁰Pb8.00%

28Mg²⁰⁷Hg8.00%

²³¹ThThorium1.06 d

β⁻100.0%

²³¹PaProtactinium32.6 ky

α100.0%

24Ne²⁰⁷Tl13.4%

23F²⁰⁸Pb9.90%

²²⁷AcActinium21.8 y

β⁻98.6%

α²²³Fr1.38%

²²⁷ThThorium18.7 d

α100.0%

²²³RaRadium11.4 d

α100.0%

¹⁴C²⁰⁹Pb8.90%

²¹⁹RnRadon3.96 s

α100.0%

²¹⁵PoPolonium1.78 ms

α100.0%

β⁻²¹⁵At2.30%

²¹¹PbLead36.2 min

β⁻100.0%

²¹¹BiBismuth2.14 min

α100.0%

β⁻²¹¹Po0.28%

²⁰⁷TlThallium4.77 min

β⁻100.0%

²⁰⁷PbLeadSTABLE

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

Other Isotopes of Seaborgium

258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273

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