Periodic Table/Phosphorus/²⁷P

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²⁷P

Phosphorus-27

Radioactive· Half-life: 260 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

15

Neutrons (N)

12

Mass Number (A)

27

Atomic Mass

26.999292AMU

Spin / Parity

1/2+

Binding E/A

7.377keV

Natural Abundance

Trace / None

Half-life

260 ms

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

β⁺

100.0%

β⁺p

0.1%

Decay Chain

²⁷PPhosphorus260 ms

β⁺100.0%

β⁺p²⁶Al0.07%

²⁷SiSilicon4.12 s

β⁺100.0%

²⁷AlAluminumSTABLE

3-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