<page_title> Astatine </page_title> <section_title> Isotopes </section_title> <table> <cell> 213 <col_header> Alpha decay characteristics for sample astatine isotopes </col_header> <col_header> Mass number </col_header> <col_header> 207 </col_header> <col_header> 208 </col_header> <col_header> 209 </col_header> <col_header> 210 </col_header> <col_header> 211 </col_header> <col_header> 212 </col_header> </cell> <cell> 125 ns <col_header> Alpha decay characteristics for sample astatine isotopes </col_header> <col_header> Half-life </col_header> <row_header> 213 </row_header> </cell> <cell> 214 <col_header> Alpha decay characteristics for sample astatine isotopes </col_header> <col_header> Mass number </col_header> <col_header> 207 </col_header> <col_header> 208 </col_header> <col_header> 209 </col_header> <col_header> 210 </col_header> <col_header> 211 </col_header> <col_header> 212 </col_header> <col_header> 213 </col_header> </cell> <cell> 558 ns <col_header> Alpha decay characteristics for sample astatine isotopes </col_header> <col_header> Half-life </col_header> <row_header> 214 </row_header> </cell> </table>
The astatine-214 half-life is shorter than those of all except that of astatine-213.