hahnium Synonyms

dubnium atomic number 105 DB element 105 eka-tantalum joliotium eka-hafnium flerovium Jl element Ku kurchatovium livermorium radioelement decibel copernicium radium ha silver element 104 unnilquadium bohrium atomic number 108 hassium meitnerium darmstadtium kurtschatovium