Periodic Table/Praseodymium/¹⁵⁸Pr

← 157Pr159Pr →

¹⁵⁸Pr

Praseodymium-158

Radioactive· Half-life: 181 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

59

Neutrons (N)

99

Mass Number (A)

158

Atomic Mass

157.952603AMU

Spin / Parity

5-

Binding E/A

7.868keV

Natural Abundance

Trace / None

Half-life

181 ms

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

β⁻

100.0%

β⁻n

Decay Chain

¹⁵⁸PrPraseodymium181 ms

β⁻100.0%

β⁻n¹⁵⁷Nd

¹⁵⁸NdNeodymium810 ms

β⁻100.0%

¹⁵⁸PmPromethium4.80 s

β⁻100.0%

¹⁵⁸SmSamarium5.30 min

β⁻100.0%

¹⁵⁸EuEuropium45.9 min

β⁻100.0%

¹⁵⁸GdGadoliniumSTABLE

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

Other Isotopes of Praseodymium

121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161

← Back to PraseodymiumData: IAEA NDS · ENSDF