<page_title> Isotopes of iodine </page_title> <section_title> List of isotopes </section_title> <table> <cell> 123I <col_header> nuclide symbol </col_header> <col_header> excitation energy </col_header> </cell> <cell> 124I <col_header> nuclide symbol </col_header> <col_header> excitation energy </col_header> </cell> <cell> 125I <col_header> nuclide symbol </col_header> <col_header> excitation energy </col_header> </cell> <cell> 131I <col_header> nuclide symbol </col_header> <col_header> excitation energy </col_header> </cell> </table>
¹²³I, ¹²⁴I, ¹²⁵I, and ¹³¹I are the isotopes of iodine.