Periodic Table/Selenium/⁸⁶Se

← 85Se87Se →

⁸⁶Se

Selenium-86

Radioactive· Half-life: 14.3 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

34

Neutrons (N)

52

Mass Number (A)

86

Atomic Mass

85.924312AMU

Spin / Parity

0+

Binding E/A

8.380keV

Natural Abundance

Trace / None

Half-life

14.3 s

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

β⁻

100.0%

β⁻n

Decay Chain

⁸⁶SeSelenium14.3 s

β⁻100.0%

β⁻n⁸⁵Br

⁸⁶BrBromine55.1 s

β⁻100.0%

⁸⁶KrKryptonSTABLE

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

Other Isotopes of Selenium

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 93 94 95

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