Periodic Table/Arsenic/⁸⁴As

← 83As85As →

⁸⁴As

Arsenic-84

Radioactive· Half-life: 3.16 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

33

Neutrons (N)

51

Mass Number (A)

84

Atomic Mass

83.929303AMU

Spin / Parity

2-

Binding E/A

8.347keV

Natural Abundance

Trace / None

Half-life

3.16 s

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

β⁻

100.0%

β⁻n

0.3%

Decay Chain

⁸⁴AsArsenic3.16 s

β⁻100.0%

β⁻n⁸³Se0.28%

⁸⁴SeSelenium3.26 min

β⁻100.0%

⁸⁴BrBromine31.8 min

β⁻100.0%

⁸⁴KrKryptonSTABLE

4-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