dubnium Synonyms

hahnium eka-tantalum element 105 DB atomic number 105 hassium unnilpentium nielsbohrium joliotium eka-hafnium eka-iridium eka-tungsten flerovium hafnon Jl transuranic transuranic element ha eka-platinum copernicium chemical element element 104 rutherfordium element 106 Bh bohrium meitnerium darmstadtium roentgenium IUPAC eka-rhenium chemical element db