<page_title> Meitnerium </page_title> <section_title> Stability and half-lives </section_title> <table> <cell> 278Mt <col_header> Isotope </col_header> </cell> <cell> 7.6 s <col_header> Half-life </col_header> </cell> </table>
Meitnerium isotope, ²⁷⁸Mt has a half-life of 7.6 seconds.