Periodic Table/Oxygen/²⁰O

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²⁰O

Oxygen-20

Radioactive· Half-life: 13.5 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

8

Neutrons (N)

12

Mass Number (A)

20

Atomic Mass

20.004075AMU

Spin / Parity

0+

Binding E/A

7.364keV

Natural Abundance

Trace / None

Half-life

13.5 s

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

β⁻

100.0%

Decay Chain

²⁰OOxygen13.5 s

β⁻100.0%

²⁰FFluorine11.0 s

β⁻100.0%

²⁰NeNeonSTABLE

3-step decay chain → stable · Primary path shown

Other Isotopes of Oxygen

11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28

← Back to OxygenData: IAEA NDS · ENSDF