Engelsk navneord: atomic number 104 | |||
| 1. | atomic number 104 (om masse el. substans) a radioactive transuranic element which has been synthesized | ||
| Termer med samme betydning (synonymer) | element 104, Rf, rutherfordium, unnilquadium, Unq | ||
| Mindre specifikke termer | chemical element, element | ||