Periodic Table/Selenium/⁶³Se

64Se →

⁶³Se

Selenium-63

Radioactive· Half-life: 13.2 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

34

Neutrons (N)

29

Mass Number (A)

63

Atomic Mass

62.981911AMU

Spin / Parity

3/2-

Binding E/A

7.641keV

Natural Abundance

Trace / None

Half-life

13.2 ms

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

β⁺

100.0%

β⁺p

89.0%

2p

0.5%

Decay Chain

⁶³SeSelenium13.2 ms

β⁺100.0%

β⁺p⁶²Ge89.0%

2p⁶¹Ge0.50%

⁶³AsArsenicSTABLE

2-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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