<page_title> Isotopes of praseodymium </page_title> <section_title> List of isotopes </section_title> <table> <cell> 142Pr <col_header> nuclide symbol </col_header> <col_header> excitation energy </col_header> </cell> <cell> 19.12(4) h <col_header> half-life </col_header> </cell> <cell> 143Pr <col_header> nuclide symbol </col_header> <col_header> excitation energy </col_header> </cell> <cell> 13.57(2) d <col_header> half-life </col_header> </cell> </table>
In the Isotopes of praseodymium, ¹⁴³Pr has a half-life of 13.57 d and ¹⁴²Pr has a half-life of 19.12 h.