Periodic Table/Selenium/⁶⁸Se

← 67Se69Se →

⁶⁸Se

Selenium-68

Radioactive· Half-life: 35.5 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

34

Neutrons (N)

34

Mass Number (A)

68

Atomic Mass

67.941825AMU

Spin / Parity

0+

Binding E/A

8.222keV

Natural Abundance

Trace / None

Half-life

35.5 s

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

β⁺

100.0%

Decay Chain

⁶⁸SeSelenium35.5 s

β⁺100.0%

⁶⁸AsArsenic2.53 min

β⁺100.0%

⁶⁸GeGermanium271 d

EC100.0%

⁶⁸GaGallium1.13 h

β⁺100.0%

⁶⁸ZnZincSTABLE

5-step decay chain → stable · Primary path shown

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

← Back to SeleniumData: IAEA NDS · ENSDF