Periodic Table/Lanthanum/¹⁵¹La

← 150La152La →

¹⁵¹La

Lanthanum-151

Radioactive· Half-life: 465 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

57

Neutrons (N)

94

Mass Number (A)

151

Atomic Mass

150.942769AMU

Spin / Parity

1/2+

Binding E/A

7.936keV

Natural Abundance

Trace / None

Half-life

465 ms

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

β⁻

100.0%

β⁻n

Decay Chain

¹⁵¹LaLanthanum465 ms

β⁻100.0%

β⁻n¹⁵⁰Ce

¹⁵¹CeCerium1.76 s

β⁻100.0%

¹⁵¹PrPraseodymium18.9 s

β⁻100.0%

¹⁵¹NdNeodymium12.4 min

β⁻100.0%

¹⁵¹PmPromethium1.18 d

β⁻100.0%

¹⁵¹SmSamarium94.6 y

β⁻100.0%

¹⁵¹EuEuropium4600000000 Gy

α100.0%

¹⁴⁷PmPromethium2.62 y

β⁻100.0%

¹⁴⁷SmSamarium107 Gy

α100.0%

¹⁴³NdNeodymiumSTABLE

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

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

← Back to LanthanumData: IAEA NDS · ENSDF