Periodic Table/Gallium/⁸¹Ga

← 80Ga82Ga →

⁸¹Ga

Gallium-81

Radioactive· Half-life: 1.22 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

31

Neutrons (N)

50

Mass Number (A)

81

Atomic Mass

80.938134AMU

Spin / Parity

5/2-

Binding E/A

8.288keV

Natural Abundance

Trace / None

Half-life

1.22 s

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

β⁻

100.0%

β⁻n

12.5%

Decay Chain

⁸¹GaGallium1.22 s

β⁻100.0%

β⁻n⁸⁰Ge12.5%

⁸¹GeGermanium9.00 s

β⁻100.0%

⁸¹AsArsenic33.3 s

β⁻100.0%

⁸¹SeSelenium18.4 min

β⁻100.0%

⁸¹BrBromineSTABLE

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

Other Isotopes of Gallium

56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88

← Back to GalliumData: IAEA NDS · ENSDF