Template:Isotope

 isotope of  ' ' of 
 * - style="text-align: center;"
 * width="35%" | Lighter:
 * width="30%" | is an
 * width="35%" | Heavier:
 * - style="text-align: center;"
 * width="35%" | Decay product of:
 * width="30%" | Decay chain
 * width="35%" | Decays to: