Periodic Table/Cesium/¹¹⁹Cs

← 118Cs120Cs →

¹¹⁹Cs

Cesium-119

Radioactive· Half-life: 43.0 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

55

Neutrons (N)

64

Mass Number (A)

119

Atomic Mass

118.922377AMU

Spin / Parity

9/2+

Binding E/A

8.081keV

Natural Abundance

Trace / None

Half-life

43.0 s

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

β⁺

100.0%

β⁺α

2.0%

Decay Chain

¹¹⁹CsCesium43.0 s

β⁺100.0%

β⁺α¹¹⁵Te2.00%

¹¹⁹XeXenon5.80 min

β⁺100.0%

e+¹¹⁹I79.0%

EC¹¹⁹I21.0%

¹¹⁹IIodine19.1 min

β⁺100.0%

e+¹¹⁹Te51.0%

EC¹¹⁹Te49.0%

¹¹⁹TeTellurium16.1 h

β⁺100.0%

EC¹¹⁹Sb97.9%

e+¹¹⁹Sb2.06%

¹¹⁹SbAntimony1.59 d

EC100.0%

¹¹⁹SnTinSTABLE

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

Other Isotopes of Cesium

111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152

← Back to CesiumData: IAEA NDS · ENSDF