Periodic Table/Iodine/¹⁰⁸I

← 107I109I →

¹⁰⁸I

Iodine-108

Radioactive· Half-life: 26.4 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

53

Neutrons (N)

55

Mass Number (A)

108

Atomic Mass

107.943348AMU

Spin / Parity

1+

Binding E/A

7.925keV

Natural Abundance

Trace / None

Half-life

26.4 ms

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

α

99.5%

p

0.5%

β⁺

β⁺p

Decay Chain

¹⁰⁸IIodine26.4 ms

α99.5%

p¹⁰⁷Te0.50%

β⁺¹⁰⁸Te

β⁺p¹⁰⁷Sb

¹⁰⁴SbAntimony470 ms

β⁺p7.00%

p¹⁰³Sn7.00%

β⁺¹⁰⁴Sn

α¹⁰⁰In

¹⁰³InIndium1.00 min

β⁺100.0%

¹⁰³CdCadmium7.30 min

β⁺100.0%

¹⁰³AgSilver1.09 h

β⁺100.0%

¹⁰³PdPalladium17.0 d

EC100.0%

¹⁰³RhRhodiumSTABLE

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

Other Isotopes of Iodine

106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147

← Back to IodineData: IAEA NDS · ENSDF