Periodic Table/Potassium/⁵¹K

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⁵¹K

Potassium-51

Radioactive· Half-life: 365 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

19

Neutrons (N)

32

Mass Number (A)

51

Atomic Mass

50.975829AMU

Spin / Parity

3/2+

Binding E/A

8.031keV

Natural Abundance

Trace / None

Half-life

365 ms

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

β⁻

100.0%

β⁻n

65.0%

2n

Decay Chain

⁵¹KPotassium365 ms

β⁻100.0%

β⁻n⁵⁰Ca65.0%

2n⁴⁹K

⁵¹CaCalcium10.0 s

β⁻100.0%

β⁻n⁵⁰Sc

⁵¹ScScandium12.4 s

β⁻100.0%

β⁻n⁵⁰Ti

⁵¹TiTitanium5.76 min

β⁻100.0%

⁵¹VVanadiumSTABLE

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

Other Isotopes of Potassium

31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59

← Back to PotassiumData: IAEA NDS · ENSDF