Periodic Table/Selenium/⁶⁶Se

← 65Se67Se →

⁶⁶Se

Selenium-66

Radioactive· Half-life: 54.0 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

34

Neutrons (N)

32

Mass Number (A)

66

Atomic Mass

65.955276AMU

Spin / Parity

0+

Binding E/A

8.036keV

Natural Abundance

Trace / None

Half-life

54.0 ms

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

β⁺

100.0%

β⁺p

Decay Chain

⁶⁶SeSelenium54.0 ms

β⁺100.0%

β⁺p⁶⁵Ge

⁶⁶AsArsenic95.8 ms

β⁺100.0%

⁶⁶GeGermanium2.26 h

β⁺100.0%

⁶⁶GaGallium9.30 h

β⁺100.0%

⁶⁶ZnZincSTABLE

5-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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