Periodic Table/Iodine/¹⁴³I

← 142I144I →

¹⁴³I

Iodine-143

Radioactive· Half-life: 182 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

53

Neutrons (N)

90

Mass Number (A)

143

Atomic Mass

142.945475AMU

Spin / Parity

7/2+

Binding E/A

7.947keV

Natural Abundance

Trace / None

Half-life

182 ms

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

β⁻

100.0%

β⁻n

2n

Decay Chain

¹⁴³IIodine182 ms

β⁻100.0%

β⁻n¹⁴²Xe

2n¹⁴¹I

¹⁴³XeXenon511 ms

β⁻100.0%

β⁻n¹⁴²Cs1.00%

¹⁴³CsCesium1.80 s

β⁻100.0%

β⁻n¹⁴²Ba1.62%

¹⁴³BaBarium14.5 s

β⁻100.0%

¹⁴³LaLanthanum14.2 min

β⁻100.0%

¹⁴³CeCerium1.38 d

β⁻100.0%

¹⁴³PrPraseodymium13.6 d

β⁻100.0%

¹⁴³NdNeodymiumSTABLE

8-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