19O
Oxygen-19
Radioactive· Half-life: 26.5 s
Nuclear Propertiesbinding energy · spin-parity · abundance
Protons (Z)
8
Neutrons (N)
11
Mass Number (A)
19
Atomic Mass
19.003578AMU
Spin / Parity
5/2+
Binding E/A
7.351keV
Natural Abundance
Trace / None
Half-life
26.5 s
Decay Chain
β⁻100.0%
19FFluorineSTABLE2-step decay chain → stable · Primary path shown
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