Periodic Table/Lanthanum/¹³⁷La

← 136La138La →

¹³⁷La

Lanthanum-137

Radioactive· Half-life: 60.0 ky

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

57

Neutrons (N)

80

Mass Number (A)

137

Atomic Mass

136.906450AMU

Spin / Parity

7/2+

Binding E/A

8.169keV

Natural Abundance

Trace / None

Half-life

60.0 ky

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

EC

100.0%

Decay Chain

¹³⁷LaLanthanum60.0 ky

EC100.0%

¹³⁷BaBariumSTABLE

2-step decay chain → stable · Primary path shown

Other Isotopes of Lanthanum

116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157

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