131Sn

Tin-131

Radioactive· Half-life: 56.0 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

50

Neutrons (N)

81

Mass Number (A)

131

Atomic Mass

130.917053AMU

Spin / Parity

3/2+

Binding E/A

8.168keV

Natural Abundance

Trace / None

Half-life

56.0 s

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

β⁻
100.0%

Decay Chain

5-step decay chain → stable · Primary path shown

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