Thorium Nucleus 221Th

      Proton     Neutron   Nuclear Spin Energy State
  221Th     90     131     7/2      

Thorium Nucleus 221Th Layered View

221Th

 

221Th

Thorium Nucleus 221Th Front View

221Th

Thorium Nucleus 221Th Back View

221Th

Thorium Nucleus 221Th Left View

221Th

Thorium Nucleus 221Th Right View