Submitted by György Chityil ... on Fri, 01/19/2018 - 20:43 Hierarchy: NounDescription: {{isotope}} The only stable isotope of beryllium, {{nuclide|9|4|Be}}, having four protons and five neutronsNgram: beryllium-9Ngram Text: beryllium-9Source: WiktionaryIssue: 0Wiktionary tag: isotopenuclide94beNgram Count: 1