411 REFERENCE · Wiktionary
H-4
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
H4
Translingual
Noun
mul noun
mul Q1064956 quadrium (hydrogen-4)
mul ⁴H<id:Q1064956>
mul Q<id:Q1064956><qq:deprecated>
mul H<id:Q556>
mul H-1<id:Q12830437> ¹H<id:Q12830437> ; H-2<id:Q102296> ²H<id:Q102296> D<id:Q102296> ; H-3<id:Q54389> ³H<id:Q54389> T<id:Q54389>