Periodic Table/Tin/¹²⁸Sn

← 127Sn129Sn →

¹²⁸Sn

Tin-128

Radioactive· Half-life: 59.1 min

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

50

Neutrons (N)

78

Mass Number (A)

128

Atomic Mass

127.910508AMU

Spin / Parity

0+

Binding E/A

8.217keV

Natural Abundance

Trace / None

Half-life

59.1 min

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

β⁻

100.0%

Decay Chain

¹²⁸SnTin59.1 min

β⁻100.0%

¹²⁸SbAntimony9.05 h

β⁻100.0%

¹²⁸TeTellurium2250000000000000 Gy

2β⁻100.0%

¹²⁸XeXenonSTABLE

4-step decay chain → stable · Primary path shown

Other Isotopes of Tin

99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140

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