Periodic Table/Phosphorus/³⁹P

← 38P40P →

³⁹P

Phosphorus-39

Radioactive· Half-life: 282 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

15

Neutrons (N)

24

Mass Number (A)

39

Atomic Mass

38.986286AMU

Spin / Parity

1/2+

Binding E/A

7.901keV

Natural Abundance

Trace / None

Half-life

282 ms

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

β⁻

100.0%

β⁻n

26.0%

Decay Chain

³⁹PPhosphorus282 ms

β⁻100.0%

β⁻n³⁸S26.0%

³⁹SSulfur11.5 s

β⁻100.0%

³⁹ClChlorine56.2 min

β⁻100.0%

³⁹ArArgon268 y

β⁻100.0%

³⁹KPotassiumSTABLE

5-step decay chain → stable · Primary path shown · branching ratios indicated

Other Isotopes of Phosphorus

24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47

← Back to PhosphorusData: IAEA NDS · ENSDF