Periodic Table/Arsenic/⁸⁸As

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⁸⁸As

Arsenic-88

Radioactive· Half-life: 270 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

33

Neutrons (N)

55

Mass Number (A)

88

Atomic Mass

87.945840AMU

Spin / Parity

—

Binding E/A

8.160keV

Natural Abundance

Trace / None

Half-life

270 ms

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

β⁻

100.0%

β⁻n

Decay Chain

⁸⁸AsArsenic270 ms

β⁻100.0%

β⁻n⁸⁷Se

⁸⁸SeSelenium1.53 s

β⁻100.0%

β⁻n⁸⁷Br0.99%

⁸⁸BrBromine16.3 s

β⁻100.0%

β⁻n⁸⁷Kr6.58%

⁸⁸KrKrypton2.83 h

β⁻100.0%

⁸⁸RbRubidium17.8 min

β⁻100.0%

⁸⁸SrStrontiumSTABLE

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

Other Isotopes of Arsenic

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 89 90 91 92

← Back to ArsenicData: IAEA NDS · ENSDF