Periodic Table/Silicon/²²Si

23Si →

²²Si

Silicon-22

Radioactive· Half-life: 28.7 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

14

Neutrons (N)

8

Mass Number (A)

22

Atomic Mass

22.036114AMU

Spin / Parity

0+

Binding E/A

5.719keV

Natural Abundance

Trace / None

Half-life

28.7 ms

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

β⁺

100.0%

β⁺p

62.0%

2p

0.7%

Decay Chain

²²SiSilicon28.7 ms

β⁺100.0%

β⁺p²¹Mg62.0%

2p²⁰Mg0.70%

²²AlAluminum91.1 ms

β⁺100.0%

β⁺p²¹Na55.0%

2p²⁰Na1.10%

β⁺α¹⁸Ne0.04%

²²MgMagnesium3.87 s

β⁺100.0%

²²NaSodium2.60 y

β⁺100.0%

e+²²Ne90.6%

EC²²Ne9.43%

²²NeNeonSTABLE

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

Other Isotopes of Silicon

22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45

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