Helium Nucleus 4He
   
  Proton  
  Neutron
  Nuclear Spin
Energy State
  4He  
  2  
  2  
  0  
  Stable  
Helium Nucleus 4He Layered View
Helium Nucleus 4He Front View
Helium Nucleus 4He Back View
Helium Nucleus 4He Left View
Helium Nucleus 4He Right View