80-mercury
Naturally occuring isotopes:
Hg-196   ( 0.15% ) Hg-198   ( 9.97% ) Hg-199   ( 16.87% ) Hg-200   ( 23.10% ) Hg-201   ( 13.18% ) Hg-202   ( 29.86% ) Hg-204   ( 6.87% )
Isotopes:
Hg-174   Hg-175   Hg-176   Hg-177   Hg-178   Hg-179   Hg-180   Hg-181   Hg-182   Hg-183   Hg-184   Hg-185   Hg-186   Hg-187   Hg-188   Hg-189   Hg-190   Hg-191   Hg-192   Hg-193   Hg-194   Hg-195   Hg-197   Hg-203   Hg-205   Hg-206   Hg-207   Hg-208  
For information on elements, we recommend .