Periodic Table/Phosphorus/³⁸P

← 37P39P →

³⁸P

Phosphorus-38

Radioactive· Half-life: 640 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

15

Neutrons (N)

23

Mass Number (A)

38

Atomic Mass

37.984303AMU

Spin / Parity

2-

Binding E/A

7.946keV

Natural Abundance

Trace / None

Half-life

640 ms

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

β⁻

100.0%

β⁻n

12.0%

Decay Chain

³⁸PPhosphorus640 ms

β⁻100.0%

β⁻n³⁷S12.0%

³⁸SSulfur2.84 h

β⁻100.0%

³⁸ClChlorine37.2 min

β⁻100.0%

³⁸ArArgonSTABLE

4-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