|
Definition of Neon-21
1. Noun. (isotope) A rare stable isotope of neon, (nuclide 21 10 Ne), having ten protons and eleven neutrons; it amounts to less than 0.3% of the element in nature ¹
¹ Source: wiktionary.com
|
1. Noun. (isotope) A rare stable isotope of neon, (nuclide 21 10 Ne), having ten protons and eleven neutrons; it amounts to less than 0.3% of the element in nature ¹
¹ Source: wiktionary.com