| Answer | Crossword Clue |
|---|---|
| deuterons | The nucleus of a deuterium atom, consisting of a proton and a neutron |
| deuteron | positively charged particle consisting of a proton and a neutron, equivalent to the nucleus of an atom of deuterium |
| triton | positively-charged particle consisting of a proton and two neutrons, equivalent to the nucleus of an atom of tritium |
| tritons | positively-charged particle consisting of a proton and two neutrons, equivalent to the nucleus of an atom of tritium |
| protonic | an elementary particle that is identical with the nucleus of the hydrogen atom, that along with the neutron is a constituent of all other atomic nuclei, that carries a positive charge numerically equal to the charge of an electron, and that has a mass of 1.673 Î 10-27 kilogram |
