Blue toruses = 21 protons
Red toruses = 11 nuclear electrons
Atomic number of Ne21 = protons (21) - nuclear electrons (11) = 10, with structure B10 n B10
Photon and particle model
Light photon modell
| Ne16 | Ne17 | Ne18 | Ne19 | Ne20 | Ne21 | Ne22 |
| H | He | Li | Be | B | C | N | O | F | Ne | Na | Mg | Si | S | Ar | Ca |
| Fe | Ni | Zn | Ga | Ge | Se | Kr | Rb | Sr | Y | Nb | Mo | Ru | Rh | Pd | Ag |
| In | Sb | I | Ba | Ce | Nd | Sm | Tb | Yb | Ta | W | Os | Ir | Au | Hg | Pb |