Periodic Table/Silicon/³¹Si

← 30Si32Si →

³¹Si

Silicon-31

Radioactive· Half-life: 2.62 h

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

14

Neutrons (N)

17

Mass Number (A)

31

Atomic Mass

30.975363AMU

Spin / Parity

3/2+

Binding E/A

8.227keV

Natural Abundance

Trace / None

Half-life

2.62 h

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

β⁻

100.0%

Decay Chain

³¹SiSilicon2.62 h

β⁻100.0%

³¹PPhosphorusSTABLE

2-step decay chain → stable · Primary path shown

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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